diff options
Diffstat (limited to 'arch/c6x/include')
47 files changed, 0 insertions, 2331 deletions
diff --git a/arch/c6x/include/asm/Kbuild b/arch/c6x/include/asm/Kbuild deleted file mode 100644 index a036e05fc3c6..000000000000 --- a/arch/c6x/include/asm/Kbuild +++ /dev/null @@ -1,42 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0 -generic-y += atomic.h -generic-y += barrier.h -generic-y += bugs.h -generic-y += compat.h -generic-y += current.h -generic-y += device.h -generic-y += div64.h -generic-y += dma.h -generic-y += dma-mapping.h -generic-y += emergency-restart.h -generic-y += exec.h -generic-y += extable.h -generic-y += fb.h -generic-y += futex.h -generic-y += hw_irq.h -generic-y += io.h -generic-y += irq_regs.h -generic-y += irq_work.h -generic-y += kdebug.h -generic-y += kmap_types.h -generic-y += kprobes.h -generic-y += kvm_para.h -generic-y += local.h -generic-y += mcs_spinlock.h -generic-y += mm-arch-hooks.h -generic-y += mmiowb.h -generic-y += mmu.h -generic-y += mmu_context.h -generic-y += pci.h -generic-y += percpu.h -generic-y += pgalloc.h -generic-y += preempt.h -generic-y += serial.h -generic-y += shmparam.h -generic-y += tlbflush.h -generic-y += topology.h -generic-y += trace_clock.h -generic-y += user.h -generic-y += vga.h -generic-y += word-at-a-time.h -generic-y += xor.h diff --git a/arch/c6x/include/asm/asm-offsets.h b/arch/c6x/include/asm/asm-offsets.h deleted file mode 100644 index d370ee36a182..000000000000 --- a/arch/c6x/include/asm/asm-offsets.h +++ /dev/null @@ -1 +0,0 @@ -#include <generated/asm-offsets.h> diff --git a/arch/c6x/include/asm/bitops.h b/arch/c6x/include/asm/bitops.h deleted file mode 100644 index 50e618f38a11..000000000000 --- a/arch/c6x/include/asm/bitops.h +++ /dev/null @@ -1,95 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_BITOPS_H -#define _ASM_C6X_BITOPS_H - -#ifdef __KERNEL__ - -#include <linux/bitops.h> -#include <asm/byteorder.h> -#include <asm/barrier.h> - -/* - * We are lucky, DSP is perfect for bitops: do it in 3 cycles - */ - -/** - * __ffs - find first bit in word. - * @word: The word to search - * - * Undefined if no bit exists, so code should check against 0 first. - * Note __ffs(0) = undef, __ffs(1) = 0, __ffs(0x80000000) = 31. - * - */ -static inline unsigned long __ffs(unsigned long x) -{ - asm (" bitr .M1 %0,%0\n" - " nop\n" - " lmbd .L1 1,%0,%0\n" - : "+a"(x)); - - return x; -} - -/* - * ffz - find first zero in word. - * @word: The word to search - * - * Undefined if no zero exists, so code should check against ~0UL first. - */ -#define ffz(x) __ffs(~(x)) - -/** - * fls - find last (most-significant) bit set - * @x: the word to search - * - * This is defined the same way as ffs. - * Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32. - */ -static inline int fls(unsigned int x) -{ - if (!x) - return 0; - - asm (" lmbd .L1 1,%0,%0\n" : "+a"(x)); - - return 32 - x; -} - -/** - * ffs - find first bit set - * @x: the word to search - * - * This is defined the same way as - * the libc and compiler builtin ffs routines, therefore - * differs in spirit from the above ffz (man ffs). - * Note ffs(0) = 0, ffs(1) = 1, ffs(0x80000000) = 32. - */ -static inline int ffs(int x) -{ - if (!x) - return 0; - - return __ffs(x) + 1; -} - -#include <asm-generic/bitops/__fls.h> -#include <asm-generic/bitops/fls64.h> -#include <asm-generic/bitops/find.h> - -#include <asm-generic/bitops/sched.h> -#include <asm-generic/bitops/hweight.h> -#include <asm-generic/bitops/lock.h> - -#include <asm-generic/bitops/atomic.h> -#include <asm-generic/bitops/non-atomic.h> -#include <asm-generic/bitops/le.h> -#include <asm-generic/bitops/ext2-atomic.h> - -#endif /* __KERNEL__ */ -#endif /* _ASM_C6X_BITOPS_H */ diff --git a/arch/c6x/include/asm/bug.h b/arch/c6x/include/asm/bug.h deleted file mode 100644 index 1a68676256ee..000000000000 --- a/arch/c6x/include/asm/bug.h +++ /dev/null @@ -1,20 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_BUG_H -#define _ASM_C6X_BUG_H - -#include <linux/linkage.h> -#include <asm-generic/bug.h> - -struct pt_regs; - -extern void die(char *str, struct pt_regs *fp, int nr); -extern asmlinkage int process_exception(struct pt_regs *regs); -extern asmlinkage void enable_exception(void); - -#endif /* _ASM_C6X_BUG_H */ diff --git a/arch/c6x/include/asm/cache.h b/arch/c6x/include/asm/cache.h deleted file mode 100644 index 0fa8bf77c954..000000000000 --- a/arch/c6x/include/asm/cache.h +++ /dev/null @@ -1,94 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2005, 2006, 2009, 2010, 2012 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_CACHE_H -#define _ASM_C6X_CACHE_H - -#include <linux/irqflags.h> -#include <linux/init.h> - -/* - * Cache line size - */ -#define L1D_CACHE_SHIFT 6 -#define L1D_CACHE_BYTES (1 << L1D_CACHE_SHIFT) - -#define L1P_CACHE_SHIFT 5 -#define L1P_CACHE_BYTES (1 << L1P_CACHE_SHIFT) - -#define L2_CACHE_SHIFT 7 -#define L2_CACHE_BYTES (1 << L2_CACHE_SHIFT) - -/* - * L2 used as cache - */ -#define L2MODE_SIZE L2MODE_256K_CACHE - -/* - * For practical reasons the L1_CACHE_BYTES defines should not be smaller than - * the L2 line size - */ -#define L1_CACHE_SHIFT L2_CACHE_SHIFT -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) - -#define L2_CACHE_ALIGN_LOW(x) \ - (((x) & ~(L2_CACHE_BYTES - 1))) -#define L2_CACHE_ALIGN_UP(x) \ - (((x) + (L2_CACHE_BYTES - 1)) & ~(L2_CACHE_BYTES - 1)) -#define L2_CACHE_ALIGN_CNT(x) \ - (((x) + (sizeof(int) - 1)) & ~(sizeof(int) - 1)) - -#define ARCH_DMA_MINALIGN L1_CACHE_BYTES -#define ARCH_SLAB_MINALIGN L1_CACHE_BYTES - -/* - * This is the granularity of hardware cacheability control. - */ -#define CACHEABILITY_ALIGN 0x01000000 - -/* - * Align a physical address to MAR regions - */ -#define CACHE_REGION_START(v) \ - (((u32) (v)) & ~(CACHEABILITY_ALIGN - 1)) -#define CACHE_REGION_END(v) \ - (((u32) (v) + (CACHEABILITY_ALIGN - 1)) & ~(CACHEABILITY_ALIGN - 1)) - -extern void __init c6x_cache_init(void); - -extern void enable_caching(unsigned long start, unsigned long end); -extern void disable_caching(unsigned long start, unsigned long end); - -extern void L1_cache_off(void); -extern void L1_cache_on(void); - -extern void L1P_cache_global_invalidate(void); -extern void L1D_cache_global_invalidate(void); -extern void L1D_cache_global_writeback(void); -extern void L1D_cache_global_writeback_invalidate(void); -extern void L2_cache_set_mode(unsigned int mode); -extern void L2_cache_global_writeback_invalidate(void); -extern void L2_cache_global_writeback(void); - -extern void L1P_cache_block_invalidate(unsigned int start, unsigned int end); -extern void L1D_cache_block_invalidate(unsigned int start, unsigned int end); -extern void L1D_cache_block_writeback_invalidate(unsigned int start, - unsigned int end); -extern void L1D_cache_block_writeback(unsigned int start, unsigned int end); -extern void L2_cache_block_invalidate(unsigned int start, unsigned int end); -extern void L2_cache_block_writeback(unsigned int start, unsigned int end); -extern void L2_cache_block_writeback_invalidate(unsigned int start, - unsigned int end); -extern void L2_cache_block_invalidate_nowait(unsigned int start, - unsigned int end); -extern void L2_cache_block_writeback_nowait(unsigned int start, - unsigned int end); - -extern void L2_cache_block_writeback_invalidate_nowait(unsigned int start, - unsigned int end); - -#endif /* _ASM_C6X_CACHE_H */ diff --git a/arch/c6x/include/asm/cacheflush.h b/arch/c6x/include/asm/cacheflush.h deleted file mode 100644 index 4540b40475e6..000000000000 --- a/arch/c6x/include/asm/cacheflush.h +++ /dev/null @@ -1,62 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_CACHEFLUSH_H -#define _ASM_C6X_CACHEFLUSH_H - -#include <linux/spinlock.h> - -#include <asm/setup.h> -#include <asm/cache.h> -#include <asm/mman.h> -#include <asm/page.h> -#include <asm/string.h> - -/* - * virtually-indexed cache management (our cache is physically indexed) - */ -#define flush_cache_all() do {} while (0) -#define flush_cache_mm(mm) do {} while (0) -#define flush_cache_dup_mm(mm) do {} while (0) -#define flush_cache_range(mm, start, end) do {} while (0) -#define flush_cache_page(vma, vmaddr, pfn) do {} while (0) -#define flush_cache_vmap(start, end) do {} while (0) -#define flush_cache_vunmap(start, end) do {} while (0) -#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 -#define flush_dcache_page(page) do {} while (0) -#define flush_dcache_mmap_lock(mapping) do {} while (0) -#define flush_dcache_mmap_unlock(mapping) do {} while (0) - -/* - * physically-indexed cache management - */ -#define flush_icache_range(s, e) \ -do { \ - L1D_cache_block_writeback((s), (e)); \ - L1P_cache_block_invalidate((s), (e)); \ -} while (0) - -#define flush_icache_page(vma, page) \ -do { \ - if ((vma)->vm_flags & PROT_EXEC) \ - L1D_cache_block_writeback_invalidate(page_address(page), \ - (unsigned long) page_address(page) + PAGE_SIZE)); \ - L1P_cache_block_invalidate(page_address(page), \ - (unsigned long) page_address(page) + PAGE_SIZE)); \ -} while (0) - - -#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ -do { \ - memcpy(dst, src, len); \ - flush_icache_range((unsigned) (dst), (unsigned) (dst) + (len)); \ -} while (0) - -#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ - memcpy(dst, src, len) - -#endif /* _ASM_C6X_CACHEFLUSH_H */ diff --git a/arch/c6x/include/asm/checksum.h b/arch/c6x/include/asm/checksum.h deleted file mode 100644 index 36770b8308d9..000000000000 --- a/arch/c6x/include/asm/checksum.h +++ /dev/null @@ -1,31 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (C) 2011 Texas Instruments Incorporated - * Author: Mark Salter <msalter@redhat.com> - */ -#ifndef _ASM_C6X_CHECKSUM_H -#define _ASM_C6X_CHECKSUM_H - -static inline __wsum -csum_tcpudp_nofold(__be32 saddr, __be32 daddr, __u32 len, - __u8 proto, __wsum sum) -{ - unsigned long long tmp; - - asm ("add .d1 %1,%5,%1\n" - "|| addu .l1 %3,%4,%0\n" - "addu .l1 %2,%0,%0\n" -#ifndef CONFIG_CPU_BIG_ENDIAN - "|| shl .s1 %1,8,%1\n" -#endif - "addu .l1 %1,%0,%0\n" - "add .l1 %P0,%p0,%2\n" - : "=&a"(tmp), "+a"(len), "+a"(sum) - : "a" (saddr), "a" (daddr), "a" (proto)); - return sum; -} -#define csum_tcpudp_nofold csum_tcpudp_nofold - -#include <asm-generic/checksum.h> - -#endif /* _ASM_C6X_CHECKSUM_H */ diff --git a/arch/c6x/include/asm/clock.h b/arch/c6x/include/asm/clock.h deleted file mode 100644 index 7b6c42a52ec9..000000000000 --- a/arch/c6x/include/asm/clock.h +++ /dev/null @@ -1,145 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * TI C64X clock definitions - * - * Copyright (C) 2010, 2011 Texas Instruments. - * Contributed by: Mark Salter <msalter@redhat.com> - * - * Copied heavily from arm/mach-davinci/clock.h, so: - * - * Copyright (C) 2006-2007 Texas Instruments. - * Copyright (C) 2008-2009 Deep Root Systems, LLC - */ - -#ifndef _ASM_C6X_CLOCK_H -#define _ASM_C6X_CLOCK_H - -#ifndef __ASSEMBLER__ - -#include <linux/list.h> - -/* PLL/Reset register offsets */ -#define PLLCTL 0x100 -#define PLLM 0x110 -#define PLLPRE 0x114 -#define PLLDIV1 0x118 -#define PLLDIV2 0x11c -#define PLLDIV3 0x120 -#define PLLPOST 0x128 -#define PLLCMD 0x138 -#define PLLSTAT 0x13c -#define PLLALNCTL 0x140 -#define PLLDCHANGE 0x144 -#define PLLCKEN 0x148 -#define PLLCKSTAT 0x14c -#define PLLSYSTAT 0x150 -#define PLLDIV4 0x160 -#define PLLDIV5 0x164 -#define PLLDIV6 0x168 -#define PLLDIV7 0x16c -#define PLLDIV8 0x170 -#define PLLDIV9 0x174 -#define PLLDIV10 0x178 -#define PLLDIV11 0x17c -#define PLLDIV12 0x180 -#define PLLDIV13 0x184 -#define PLLDIV14 0x188 -#define PLLDIV15 0x18c -#define PLLDIV16 0x190 - -/* PLLM register bits */ -#define PLLM_PLLM_MASK 0xff -#define PLLM_VAL(x) ((x) - 1) - -/* PREDIV register bits */ -#define PLLPREDIV_EN BIT(15) -#define PLLPREDIV_VAL(x) ((x) - 1) - -/* PLLCTL register bits */ -#define PLLCTL_PLLEN BIT(0) -#define PLLCTL_PLLPWRDN BIT(1) -#define PLLCTL_PLLRST BIT(3) -#define PLLCTL_PLLDIS BIT(4) -#define PLLCTL_PLLENSRC BIT(5) -#define PLLCTL_CLKMODE BIT(8) - -/* PLLCMD register bits */ -#define PLLCMD_GOSTAT BIT(0) - -/* PLLSTAT register bits */ -#define PLLSTAT_GOSTAT BIT(0) - -/* PLLDIV register bits */ -#define PLLDIV_EN BIT(15) -#define PLLDIV_RATIO_MASK 0x1f -#define PLLDIV_RATIO(x) ((x) - 1) - -struct pll_data; - -struct clk { - struct list_head node; - struct module *owner; - const char *name; - unsigned long rate; - int usecount; - u32 flags; - struct clk *parent; - struct list_head children; /* list of children */ - struct list_head childnode; /* parent's child list node */ - struct pll_data *pll_data; - u32 div; - unsigned long (*recalc) (struct clk *); - int (*set_rate) (struct clk *clk, unsigned long rate); - int (*round_rate) (struct clk *clk, unsigned long rate); -}; - -/* Clock flags: SoC-specific flags start at BIT(16) */ -#define ALWAYS_ENABLED BIT(1) -#define CLK_PLL BIT(2) /* PLL-derived clock */ -#define PRE_PLL BIT(3) /* source is before PLL mult/div */ -#define FIXED_DIV_PLL BIT(4) /* fixed divisor from PLL */ -#define FIXED_RATE_PLL BIT(5) /* fixed output rate PLL */ - -#define MAX_PLL_SYSCLKS 16 - -struct pll_data { - void __iomem *base; - u32 num; - u32 flags; - u32 input_rate; - u32 bypass_delay; /* in loops */ - u32 reset_delay; /* in loops */ - u32 lock_delay; /* in loops */ - struct clk sysclks[MAX_PLL_SYSCLKS + 1]; -}; - -/* pll_data flag bit */ -#define PLL_HAS_PRE BIT(0) -#define PLL_HAS_MUL BIT(1) -#define PLL_HAS_POST BIT(2) - -#define CLK(dev, con, ck) \ - { \ - .dev_id = dev, \ - .con_id = con, \ - .clk = ck, \ - } \ - -extern void c6x_clks_init(struct clk_lookup *clocks); -extern int clk_register(struct clk *clk); -extern void clk_unregister(struct clk *clk); -extern void c64x_setup_clocks(void); - -extern struct pll_data c6x_soc_pll1; - -extern struct clk clkin1; -extern struct clk c6x_core_clk; -extern struct clk c6x_i2c_clk; -extern struct clk c6x_watchdog_clk; -extern struct clk c6x_mcbsp1_clk; -extern struct clk c6x_mcbsp2_clk; -extern struct clk c6x_mdio_clk; - -#endif - -#endif /* _ASM_C6X_CLOCK_H */ diff --git a/arch/c6x/include/asm/cmpxchg.h b/arch/c6x/include/asm/cmpxchg.h deleted file mode 100644 index 6eed628a9e7f..000000000000 --- a/arch/c6x/include/asm/cmpxchg.h +++ /dev/null @@ -1,63 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_CMPXCHG_H -#define _ASM_C6X_CMPXCHG_H - -#include <linux/irqflags.h> - -/* - * Misc. functions - */ -static inline unsigned int __xchg(unsigned int x, volatile void *ptr, int size) -{ - unsigned int tmp; - unsigned long flags; - - local_irq_save(flags); - - switch (size) { - case 1: - tmp = 0; - tmp = *((unsigned char *) ptr); - *((unsigned char *) ptr) = (unsigned char) x; - break; - case 2: - tmp = 0; - tmp = *((unsigned short *) ptr); - *((unsigned short *) ptr) = x; - break; - case 4: - tmp = 0; - tmp = *((unsigned int *) ptr); - *((unsigned int *) ptr) = x; - break; - } - local_irq_restore(flags); - return tmp; -} - -#define xchg(ptr, x) \ - ((__typeof__(*(ptr)))__xchg((unsigned int)(x), (void *) (ptr), \ - sizeof(*(ptr)))) - -#include <asm-generic/cmpxchg-local.h> - -/* - * cmpxchg_local and cmpxchg64_local are atomic wrt current CPU. Always make - * them available. - */ -#define cmpxchg_local(ptr, o, n) \ - ((__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), \ - (unsigned long)(o), \ - (unsigned long)(n), \ - sizeof(*(ptr)))) -#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n)) - -#include <asm-generic/cmpxchg.h> - -#endif /* _ASM_C6X_CMPXCHG_H */ diff --git a/arch/c6x/include/asm/delay.h b/arch/c6x/include/asm/delay.h deleted file mode 100644 index 455fc713ae54..000000000000 --- a/arch/c6x/include/asm/delay.h +++ /dev/null @@ -1,64 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_DELAY_H -#define _ASM_C6X_DELAY_H - -#include <linux/kernel.h> - -extern unsigned int ticks_per_ns_scaled; - -static inline void __delay(unsigned long loops) -{ - uint32_t tmp; - - /* 6 cycles per loop */ - asm volatile (" mv .s1 %0,%1\n" - "0: [%1] b .s1 0b\n" - " add .l1 -6,%0,%0\n" - " cmplt .l1 1,%0,%1\n" - " nop 3\n" - : "+a"(loops), "=A"(tmp)); -} - -static inline void _c6x_tickdelay(unsigned int x) -{ - uint32_t cnt, endcnt; - - asm volatile (" mvc .s2 TSCL,%0\n" - " add .s2x %0,%1,%2\n" - " || mvk .l2 1,B0\n" - "0: [B0] b .s2 0b\n" - " mvc .s2 TSCL,%0\n" - " sub .s2 %0,%2,%0\n" - " cmpgt .l2 0,%0,B0\n" - " nop 2\n" - : "=b"(cnt), "+a"(x), "=b"(endcnt) : : "B0"); -} - -/* use scaled math to avoid slow division */ -#define C6X_NDELAY_SCALE 10 - -static inline void _ndelay(unsigned int n) -{ - _c6x_tickdelay((ticks_per_ns_scaled * n) >> C6X_NDELAY_SCALE); -} - -static inline void _udelay(unsigned int n) -{ - while (n >= 10) { - _ndelay(10000); - n -= 10; - } - while (n-- > 0) - _ndelay(1000); -} - -#define udelay(x) _udelay((unsigned int)(x)) -#define ndelay(x) _ndelay((unsigned int)(x)) - -#endif /* _ASM_C6X_DELAY_H */ diff --git a/arch/c6x/include/asm/dscr.h b/arch/c6x/include/asm/dscr.h deleted file mode 100644 index f6b095c3d3f5..000000000000 --- a/arch/c6x/include/asm/dscr.h +++ /dev/null @@ -1,30 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (C) 2011 Texas Instruments Incorporated - * Author: Mark Salter <msalter@redhat.com> - */ -#ifndef _ASM_C6X_DSCR_H -#define _ASM_C6X_DSCR_H - -enum dscr_devstate_t { - DSCR_DEVSTATE_ENABLED, - DSCR_DEVSTATE_DISABLED, -}; - -/* - * Set the device state of the device with the given ID. - * - * Individual drivers should use this to enable or disable the - * hardware device. The devid used to identify the device being - * controlled should be a property in the device's tree node. - */ -extern void dscr_set_devstate(int devid, enum dscr_devstate_t state); - -/* - * Assert or de-assert an RMII reset. - */ -extern void dscr_rmii_reset(int id, int assert); - -extern void dscr_probe(void); - -#endif /* _ASM_C6X_DSCR_H */ diff --git a/arch/c6x/include/asm/elf.h b/arch/c6x/include/asm/elf.h deleted file mode 100644 index 89b4437c4844..000000000000 --- a/arch/c6x/include/asm/elf.h +++ /dev/null @@ -1,120 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_ELF_H -#define _ASM_C6X_ELF_H - -/* - * ELF register definitions.. - */ -#include <asm/ptrace.h> - -typedef unsigned long elf_greg_t; -typedef unsigned long elf_fpreg_t; - -#define ELF_NGREG 58 -#define ELF_NFPREG 1 - -typedef elf_greg_t elf_gregset_t[ELF_NGREG]; -typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG]; - -/* - * This is used to ensure we don't load something for the wrong architecture. - */ -#define elf_check_arch(x) ((x)->e_machine == EM_TI_C6000) - -#define elf_check_fdpic(x) (1) -#define elf_check_const_displacement(x) (0) - -#define ELF_FDPIC_PLAT_INIT(_regs, _exec_map, _interp_map, _dynamic_addr) \ -do { \ - _regs->b4 = (_exec_map); \ - _regs->a6 = (_interp_map); \ - _regs->b6 = (_dynamic_addr); \ -} while (0) - -#define ELF_FDPIC_CORE_EFLAGS 0 - -#define ELF_CORE_COPY_FPREGS(...) 0 /* No FPU regs to copy */ - -/* - * These are used to set parameters in the core dumps. - */ -#ifdef __LITTLE_ENDIAN__ -#define ELF_DATA ELFDATA2LSB -#else -#define ELF_DATA ELFDATA2MSB -#endif - -#define ELF_CLASS ELFCLASS32 -#define ELF_ARCH EM_TI_C6000 - -/* Nothing for now. Need to setup DP... */ -#define ELF_PLAT_INIT(_r) - -#define USE_ELF_CORE_DUMP -#define ELF_EXEC_PAGESIZE 4096 - -#define ELF_CORE_COPY_REGS(_dest, _regs) \ - memcpy((char *) &_dest, (char *) _regs, \ - sizeof(struct pt_regs)); - -/* This yields a mask that user programs can use to figure out what - instruction set this cpu supports. */ - -#define ELF_HWCAP (0) - -/* This yields a string that ld.so will use to load implementation - specific libraries for optimization. This is more specific in - intent than poking at uname or /proc/cpuinfo. */ - -#define ELF_PLATFORM (NULL) - -/* C6X specific section types */ -#define SHT_C6000_UNWIND 0x70000001 -#define SHT_C6000_PREEMPTMAP 0x70000002 -#define SHT_C6000_ATTRIBUTES 0x70000003 - -/* C6X specific DT_ tags */ -#define DT_C6000_DSBT_BASE 0x70000000 -#define DT_C6000_DSBT_SIZE 0x70000001 -#define DT_C6000_PREEMPTMAP 0x70000002 -#define DT_C6000_DSBT_INDEX 0x70000003 - -/* C6X specific relocs */ -#define R_C6000_NONE 0 -#define R_C6000_ABS32 1 -#define R_C6000_ABS16 2 -#define R_C6000_ABS8 3 -#define R_C6000_PCR_S21 4 -#define R_C6000_PCR_S12 5 -#define R_C6000_PCR_S10 6 -#define R_C6000_PCR_S7 7 -#define R_C6000_ABS_S16 8 -#define R_C6000_ABS_L16 9 -#define R_C6000_ABS_H16 10 -#define R_C6000_SBR_U15_B 11 -#define R_C6000_SBR_U15_H 12 -#define R_C6000_SBR_U15_W 13 -#define R_C6000_SBR_S16 14 -#define R_C6000_SBR_L16_B 15 -#define R_C6000_SBR_L16_H 16 -#define R_C6000_SBR_L16_W 17 -#define R_C6000_SBR_H16_B 18 -#define R_C6000_SBR_H16_H 19 -#define R_C6000_SBR_H16_W 20 -#define R_C6000_SBR_GOT_U15_W 21 -#define R_C6000_SBR_GOT_L16_W 22 -#define R_C6000_SBR_GOT_H16_W 23 -#define R_C6000_DSBT_INDEX 24 -#define R_C6000_PREL31 25 -#define R_C6000_COPY 26 -#define R_C6000_ALIGN 253 -#define R_C6000_FPHEAD 254 -#define R_C6000_NOCMP 255 - -#endif /*_ASM_C6X_ELF_H */ diff --git a/arch/c6x/include/asm/flat.h b/arch/c6x/include/asm/flat.h deleted file mode 100644 index 9e6544b51386..000000000000 --- a/arch/c6x/include/asm/flat.h +++ /dev/null @@ -1,19 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __ASM_C6X_FLAT_H -#define __ASM_C6X_FLAT_H - -#include <asm/unaligned.h> - -static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags, - u32 *addr) -{ - *addr = get_unaligned((__force u32 *)rp); - return 0; -} -static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel) -{ - put_unaligned(addr, (__force u32 *)rp); - return 0; -} - -#endif /* __ASM_C6X_FLAT_H */ diff --git a/arch/c6x/include/asm/ftrace.h b/arch/c6x/include/asm/ftrace.h deleted file mode 100644 index 3701958d3d1c..000000000000 --- a/arch/c6x/include/asm/ftrace.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef _ASM_C6X_FTRACE_H -#define _ASM_C6X_FTRACE_H - -/* empty */ - -#endif /* _ASM_C6X_FTRACE_H */ diff --git a/arch/c6x/include/asm/hardirq.h b/arch/c6x/include/asm/hardirq.h deleted file mode 100644 index f37d07d31040..000000000000 --- a/arch/c6x/include/asm/hardirq.h +++ /dev/null @@ -1,17 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ - -#ifndef _ASM_C6X_HARDIRQ_H -#define _ASM_C6X_HARDIRQ_H - -extern void ack_bad_irq(int irq); -#define ack_bad_irq ack_bad_irq - -#include <asm-generic/hardirq.h> - -#endif /* _ASM_C6X_HARDIRQ_H */ diff --git a/arch/c6x/include/asm/irq.h b/arch/c6x/include/asm/irq.h deleted file mode 100644 index 9da4d1afd0d7..000000000000 --- a/arch/c6x/include/asm/irq.h +++ /dev/null @@ -1,50 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2006, 2009, 2010, 2011 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * Large parts taken directly from powerpc. - */ -#ifndef _ASM_C6X_IRQ_H -#define _ASM_C6X_IRQ_H - -#include <linux/irqdomain.h> -#include <linux/threads.h> -#include <linux/list.h> -#include <linux/radix-tree.h> -#include <asm/percpu.h> - -#define irq_canonicalize(irq) (irq) - -/* - * The C64X+ core has 16 IRQ vectors. One each is used by Reset and NMI. Two - * are reserved. The remaining 12 vectors are used to route SoC interrupts. - * These interrupt vectors are prioritized with IRQ 4 having the highest - * priority and IRQ 15 having the lowest. - * - * The C64x+ megamodule provides a PIC which combines SoC IRQ sources into a - * single core IRQ vector. There are four combined sources, each of which - * feed into one of the 12 general interrupt vectors. The remaining 8 vectors - * can each route a single SoC interrupt directly. - */ -#define NR_PRIORITY_IRQS 16 - -/* Total number of virq in the platform */ -#define NR_IRQS 256 - -/* This number is used when no interrupt has been assigned */ -#define NO_IRQ 0 - -extern void __init init_pic_c64xplus(void); - -extern void init_IRQ(void); - -struct pt_regs; - -extern asmlinkage void c6x_do_IRQ(unsigned int prio, struct pt_regs *regs); - -extern unsigned long irq_err_count; - -#endif /* _ASM_C6X_IRQ_H */ diff --git a/arch/c6x/include/asm/irqflags.h b/arch/c6x/include/asm/irqflags.h deleted file mode 100644 index d6cd71c02629..000000000000 --- a/arch/c6x/include/asm/irqflags.h +++ /dev/null @@ -1,68 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * C6X IRQ flag handling - * - * Copyright (C) 2010 Texas Instruments Incorporated - * Written by Mark Salter (msalter@redhat.com) - */ - -#ifndef _ASM_IRQFLAGS_H -#define _ASM_IRQFLAGS_H - -#ifndef __ASSEMBLY__ - -/* read interrupt enabled status */ -static inline unsigned long arch_local_save_flags(void) -{ - unsigned long flags; - - asm volatile (" mvc .s2 CSR,%0\n" : "=b"(flags)); - return flags; -} - -/* set interrupt enabled status */ -static inline void arch_local_irq_restore(unsigned long flags) -{ - asm volatile (" mvc .s2 %0,CSR\n" : : "b"(flags) : "memory"); -} - -/* unconditionally enable interrupts */ -static inline void arch_local_irq_enable(void) -{ - unsigned long flags = arch_local_save_flags(); - flags |= 1; - arch_local_irq_restore(flags); -} - -/* unconditionally disable interrupts */ -static inline void arch_local_irq_disable(void) -{ - unsigned long flags = arch_local_save_flags(); - flags &= ~1; - arch_local_irq_restore(flags); -} - -/* get status and disable interrupts */ -static inline unsigned long arch_local_irq_save(void) -{ - unsigned long flags; - - flags = arch_local_save_flags(); - arch_local_irq_restore(flags & ~1); - return flags; -} - -/* test flags */ -static inline int arch_irqs_disabled_flags(unsigned long flags) -{ - return (flags & 1) == 0; -} - -/* test hardware interrupt enable bit */ -static inline int arch_irqs_disabled(void) -{ - return arch_irqs_disabled_flags(arch_local_save_flags()); -} - -#endif /* __ASSEMBLY__ */ -#endif /* __ASM_IRQFLAGS_H */ diff --git a/arch/c6x/include/asm/linkage.h b/arch/c6x/include/asm/linkage.h deleted file mode 100644 index 1ad615da6479..000000000000 --- a/arch/c6x/include/asm/linkage.h +++ /dev/null @@ -1,31 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_C6X_LINKAGE_H -#define _ASM_C6X_LINKAGE_H - -#ifdef __ASSEMBLER__ - -#define __ALIGN .align 2 -#define __ALIGN_STR ".align 2" - -#ifndef __DSBT__ -#define ENTRY(name) \ - .global name @ \ - __ALIGN @ \ -name: -#else -#define ENTRY(name) \ - .global name @ \ - .hidden name @ \ - __ALIGN @ \ -name: -#endif - -#define ENDPROC(name) \ - .type name, @function @ \ - .size name, . - name - -#endif - -#include <asm-generic/linkage.h> - -#endif /* _ASM_C6X_LINKAGE_H */ diff --git a/arch/c6x/include/asm/megamod-pic.h b/arch/c6x/include/asm/megamod-pic.h deleted file mode 100644 index a0a6d596bf9b..000000000000 --- a/arch/c6x/include/asm/megamod-pic.h +++ /dev/null @@ -1,10 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _C6X_MEGAMOD_PIC_H -#define _C6X_MEGAMOD_PIC_H - -#ifdef __KERNEL__ - -extern void __init megamod_pic_init(void); - -#endif /* __KERNEL__ */ -#endif /* _C6X_MEGAMOD_PIC_H */ diff --git a/arch/c6x/include/asm/module.h b/arch/c6x/include/asm/module.h deleted file mode 100644 index 9fc9f4a8ecc2..000000000000 --- a/arch/c6x/include/asm/module.h +++ /dev/null @@ -1,20 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * Updated for 2.6.34 by: Mark Salter (msalter@redhat.com) - */ -#ifndef _ASM_C6X_MODULE_H -#define _ASM_C6X_MODULE_H - -#include <asm-generic/module.h> - -struct loaded_sections { - unsigned int new_vaddr; - unsigned int loaded; -}; - -#endif /* _ASM_C6X_MODULE_H */ diff --git a/arch/c6x/include/asm/page.h b/arch/c6x/include/asm/page.h deleted file mode 100644 index 70db1e7632bc..000000000000 --- a/arch/c6x/include/asm/page.h +++ /dev/null @@ -1,12 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_C6X_PAGE_H -#define _ASM_C6X_PAGE_H - -#define VM_DATA_DEFAULT_FLAGS \ - (VM_READ | VM_WRITE | \ - ((current->personality & READ_IMPLIES_EXEC) ? VM_EXEC : 0) | \ - VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) - -#include <asm-generic/page.h> - -#endif /* _ASM_C6X_PAGE_H */ diff --git a/arch/c6x/include/asm/pgtable.h b/arch/c6x/include/asm/pgtable.h deleted file mode 100644 index 197c473b796a..000000000000 --- a/arch/c6x/include/asm/pgtable.h +++ /dev/null @@ -1,69 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_PGTABLE_H -#define _ASM_C6X_PGTABLE_H - -#include <asm-generic/pgtable-nopud.h> - -#include <asm/setup.h> -#include <asm/page.h> - -/* - * All 32bit addresses are effectively valid for vmalloc... - * Sort of meaningless for non-VM targets. - */ -#define VMALLOC_START 0 -#define VMALLOC_END 0xffffffff - -#define pgd_present(pgd) (1) -#define pgd_none(pgd) (0) -#define pgd_bad(pgd) (0) -#define pgd_clear(pgdp) -#define kern_addr_valid(addr) (1) - -#define pmd_offset(a, b) ((void *)0) -#define pmd_none(x) (!pmd_val(x)) -#define pmd_present(x) (pmd_val(x)) -#define pmd_clear(xp) do { set_pmd(xp, __pmd(0)); } while (0) -#define pmd_bad(x) (pmd_val(x) & ~PAGE_MASK) - -#define PAGE_NONE __pgprot(0) /* these mean nothing to NO_MM */ -#define PAGE_SHARED __pgprot(0) /* these mean nothing to NO_MM */ -#define PAGE_COPY __pgprot(0) /* these mean nothing to NO_MM */ -#define PAGE_READONLY __pgprot(0) /* these mean nothing to NO_MM */ -#define PAGE_KERNEL __pgprot(0) /* these mean nothing to NO_MM */ -#define pgprot_noncached(prot) (prot) - -extern void paging_init(void); - -#define __swp_type(x) (0) -#define __swp_offset(x) (0) -#define __swp_entry(typ, off) ((swp_entry_t) { ((typ) | ((off) << 7)) }) -#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) -#define __swp_entry_to_pte(x) ((pte_t) { (x).val }) - -#define set_pte(pteptr, pteval) (*(pteptr) = pteval) -#define set_pte_at(mm, addr, ptep, pteval) set_pte(ptep, pteval) - -/* - * ZERO_PAGE is a global shared page that is always zero: used - * for zero-mapped memory areas etc.. - */ -#define ZERO_PAGE(vaddr) virt_to_page(empty_zero_page) -extern unsigned long empty_zero_page; - -#define swapper_pg_dir ((pgd_t *) 0) - -/* - * c6x is !MMU, so define the simpliest implementation - */ -#define pgprot_writecombine pgprot_noncached - -#include <asm-generic/pgtable.h> - -#endif /* _ASM_C6X_PGTABLE_H */ diff --git a/arch/c6x/include/asm/processor.h b/arch/c6x/include/asm/processor.h deleted file mode 100644 index 1456f5e11de3..000000000000 --- a/arch/c6x/include/asm/processor.h +++ /dev/null @@ -1,114 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * Updated for 2.6.34: Mark Salter <msalter@redhat.com> - */ -#ifndef _ASM_C6X_PROCESSOR_H -#define _ASM_C6X_PROCESSOR_H - -#include <asm/ptrace.h> -#include <asm/page.h> -#include <asm/current.h> - -/* - * User space process size. This is mostly meaningless for NOMMU - * but some C6X processors may have RAM addresses up to 0xFFFFFFFF. - * Since calls like mmap() can return an address or an error, we - * have to allow room for error returns when code does something - * like: - * - * addr = do_mmap(...) - * if ((unsigned long)addr >= TASK_SIZE) - * ... its an error code, not an address ... - * - * Here, we allow for 4096 error codes which means we really can't - * use the last 4K page on systems with RAM extending all the way - * to the end of the 32-bit address space. - */ -#define TASK_SIZE 0xFFFFF000 - -/* - * This decides where the kernel will search for a free chunk of vm - * space during mmap's. We won't be using it - */ -#define TASK_UNMAPPED_BASE 0 - -struct thread_struct { - unsigned long long b15_14; - unsigned long long a15_14; - unsigned long long b13_12; - unsigned long long a13_12; - unsigned long long b11_10; - unsigned long long a11_10; - unsigned long long ricl_icl; - unsigned long usp; /* user stack pointer */ - unsigned long pc; /* kernel pc */ - unsigned long wchan; -}; - -#define INIT_THREAD \ -{ \ - .usp = 0, \ - .wchan = 0, \ -} - -#define INIT_MMAP { \ - &init_mm, 0, 0, NULL, PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, 1, \ - NULL, NULL } - -#define task_pt_regs(task) \ - ((struct pt_regs *)(THREAD_START_SP + task_stack_page(task)) - 1) - -#define alloc_kernel_stack() __get_free_page(GFP_KERNEL) -#define free_kernel_stack(page) free_page((page)) - - -/* Forward declaration, a strange C thing */ -struct task_struct; - -extern void start_thread(struct pt_regs *regs, unsigned int pc, - unsigned long usp); - -/* Free all resources held by a thread. */ -static inline void release_thread(struct task_struct *dead_task) -{ -} - -/* - * saved kernel SP and DP of a blocked thread. - */ -#ifdef _BIG_ENDIAN -#define thread_saved_ksp(tsk) \ - (*(unsigned long *)&(tsk)->thread.b15_14) -#define thread_saved_dp(tsk) \ - (*(((unsigned long *)&(tsk)->thread.b15_14) + 1)) -#else -#define thread_saved_ksp(tsk) \ - (*(((unsigned long *)&(tsk)->thread.b15_14) + 1)) -#define thread_saved_dp(tsk) \ - (*(unsigned long *)&(tsk)->thread.b15_14) -#endif - -extern unsigned long get_wchan(struct task_struct *p); - -#define KSTK_EIP(task) (task_pt_regs(task)->pc) -#define KSTK_ESP(task) (task_pt_regs(task)->sp) - -#define cpu_relax() do { } while (0) - -extern const struct seq_operations cpuinfo_op; - -/* Reset the board */ -#define HARD_RESET_NOW() - -extern unsigned int c6x_core_freq; - - -extern void (*c6x_restart)(void); -extern void (*c6x_halt)(void); - -#endif /* ASM_C6X_PROCESSOR_H */ diff --git a/arch/c6x/include/asm/procinfo.h b/arch/c6x/include/asm/procinfo.h deleted file mode 100644 index aaa3cb902c43..000000000000 --- a/arch/c6x/include/asm/procinfo.h +++ /dev/null @@ -1,24 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (C) 2010 Texas Instruments Incorporated - * Author: Mark Salter (msalter@redhat.com) - */ -#ifndef _ASM_C6X_PROCINFO_H -#define _ASM_C6X_PROCINFO_H - -#ifdef __KERNEL__ - -struct proc_info_list { - unsigned int cpu_val; - unsigned int cpu_mask; - const char *arch_name; - const char *elf_name; - unsigned int elf_hwcap; -}; - -#else /* __KERNEL__ */ -#include <asm/elf.h> -#warning "Please include asm/elf.h instead" -#endif /* __KERNEL__ */ - -#endif /* _ASM_C6X_PROCINFO_H */ diff --git a/arch/c6x/include/asm/ptrace.h b/arch/c6x/include/asm/ptrace.h deleted file mode 100644 index 7cbae382cf37..000000000000 --- a/arch/c6x/include/asm/ptrace.h +++ /dev/null @@ -1,32 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (C) 2004, 2006, 2009, 2010 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * Updated for 2.6.34: Mark Salter <msalter@redhat.com> - */ -#ifndef _ASM_C6X_PTRACE_H -#define _ASM_C6X_PTRACE_H - -#include <uapi/asm/ptrace.h> - -#ifndef __ASSEMBLY__ -#ifdef _BIG_ENDIAN -#else -#endif - -#include <linux/linkage.h> - -#define user_mode(regs) ((((regs)->tsr) & 0x40) != 0) - -#define instruction_pointer(regs) ((regs)->pc) -#define profile_pc(regs) instruction_pointer(regs) -#define user_stack_pointer(regs) ((regs)->sp) - -extern void show_regs(struct pt_regs *); - -extern asmlinkage unsigned long syscall_trace_entry(struct pt_regs *regs); -extern asmlinkage void syscall_trace_exit(struct pt_regs *regs); - -#endif /* __ASSEMBLY__ */ -#endif /* _ASM_C6X_PTRACE_H */ diff --git a/arch/c6x/include/asm/sections.h b/arch/c6x/include/asm/sections.h deleted file mode 100644 index dc2f15eb3bde..000000000000 --- a/arch/c6x/include/asm/sections.h +++ /dev/null @@ -1,12 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_C6X_SECTIONS_H -#define _ASM_C6X_SECTIONS_H - -#include <asm-generic/sections.h> - -extern char _vectors_start[]; -extern char _vectors_end[]; - -extern char _data_lma[]; - -#endif /* _ASM_C6X_SECTIONS_H */ diff --git a/arch/c6x/include/asm/setup.h b/arch/c6x/include/asm/setup.h deleted file mode 100644 index 5496bccecaa0..000000000000 --- a/arch/c6x/include/asm/setup.h +++ /dev/null @@ -1,31 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010 2011 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_SETUP_H -#define _ASM_C6X_SETUP_H - -#include <uapi/asm/setup.h> -#include <linux/types.h> - -#ifndef __ASSEMBLY__ -extern int c6x_add_memory(phys_addr_t start, unsigned long size); - -extern unsigned long ram_start; -extern unsigned long ram_end; - -extern int c6x_num_cores; -extern unsigned int c6x_silicon_rev; -extern unsigned int c6x_devstat; -extern unsigned char c6x_fuse_mac[6]; - -extern void machine_init(unsigned long dt_ptr); -extern void time_init(void); - -extern void coherent_mem_init(u32 start, u32 size); - -#endif /* !__ASSEMBLY__ */ -#endif /* _ASM_C6X_SETUP_H */ diff --git a/arch/c6x/include/asm/soc.h b/arch/c6x/include/asm/soc.h deleted file mode 100644 index 43f50159e59b..000000000000 --- a/arch/c6x/include/asm/soc.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * Miscellaneous SoC-specific hooks. - * - * Copyright (C) 2011 Texas Instruments Incorporated - * - * Author: Mark Salter <msalter@redhat.com> - * - * This file is licensed under the terms of the GNU General Public License - * version 2. This program is licensed "as is" without any warranty of any - * kind, whether express or implied. - */ -#ifndef _ASM_C6X_SOC_H -#define _ASM_C6X_SOC_H - -struct soc_ops { - /* Return active exception event or -1 if none */ - int (*get_exception)(void); - - /* Assert an event */ - void (*assert_event)(unsigned int evt); -}; - -extern struct soc_ops soc_ops; - -extern int soc_get_exception(void); -extern void soc_assert_event(unsigned int event); -extern int soc_mac_addr(unsigned int index, u8 *addr); - -/* - * for mmio on SoC devices. regs are always same byte order as cpu. - */ -#define soc_readl(addr) __raw_readl(addr) -#define soc_writel(b, addr) __raw_writel((b), (addr)) - -#endif /* _ASM_C6X_SOC_H */ diff --git a/arch/c6x/include/asm/special_insns.h b/arch/c6x/include/asm/special_insns.h deleted file mode 100644 index d233160aefd4..000000000000 --- a/arch/c6x/include/asm/special_insns.h +++ /dev/null @@ -1,60 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_SPECIAL_INSNS_H -#define _ASM_C6X_SPECIAL_INSNS_H - - -#define get_creg(reg) \ - ({ unsigned int __x; \ - asm volatile ("mvc .s2 " #reg ",%0\n" : "=b"(__x)); __x; }) - -#define set_creg(reg, v) \ - do { unsigned int __x = (unsigned int)(v); \ - asm volatile ("mvc .s2 %0," #reg "\n" : : "b"(__x)); \ - } while (0) - -#define or_creg(reg, n) \ - do { unsigned __x, __n = (unsigned)(n); \ - asm volatile ("mvc .s2 " #reg ",%0\n" \ - "or .l2 %1,%0,%0\n" \ - "mvc .s2 %0," #reg "\n" \ - "nop\n" \ - : "=&b"(__x) : "b"(__n)); \ - } while (0) - -#define and_creg(reg, n) \ - do { unsigned __x, __n = (unsigned)(n); \ - asm volatile ("mvc .s2 " #reg ",%0\n" \ - "and .l2 %1,%0,%0\n" \ - "mvc .s2 %0," #reg "\n" \ - "nop\n" \ - : "=&b"(__x) : "b"(__n)); \ - } while (0) - -#define get_coreid() (get_creg(DNUM) & 0xff) - -/* Set/get IST */ -#define set_ist(x) set_creg(ISTP, x) -#define get_ist() get_creg(ISTP) - -/* - * Exception management - */ -#define disable_exception() -#define get_except_type() get_creg(EFR) -#define ack_exception(type) set_creg(ECR, 1 << (type)) -#define get_iexcept() get_creg(IERR) -#define set_iexcept(mask) set_creg(IERR, (mask)) - -#define _extu(x, s, e) \ - ({ unsigned int __x; \ - asm volatile ("extu .S2 %3,%1,%2,%0\n" : \ - "=b"(__x) : "n"(s), "n"(e), "b"(x)); \ - __x; }) - -#endif /* _ASM_C6X_SPECIAL_INSNS_H */ diff --git a/arch/c6x/include/asm/string.h b/arch/c6x/include/asm/string.h deleted file mode 100644 index b290ead40f68..000000000000 --- a/arch/c6x/include/asm/string.h +++ /dev/null @@ -1,18 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2011 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_STRING_H -#define _ASM_C6X_STRING_H - -#include <asm/page.h> -#include <linux/linkage.h> - -asmlinkage extern void *memcpy(void *to, const void *from, size_t n); - -#define __HAVE_ARCH_MEMCPY - -#endif /* _ASM_C6X_STRING_H */ diff --git a/arch/c6x/include/asm/switch_to.h b/arch/c6x/include/asm/switch_to.h deleted file mode 100644 index 36c5332fadae..000000000000 --- a/arch/c6x/include/asm/switch_to.h +++ /dev/null @@ -1,30 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_SWITCH_TO_H -#define _ASM_C6X_SWITCH_TO_H - -#include <linux/linkage.h> - -#define prepare_to_switch() do { } while (0) - -struct task_struct; -struct thread_struct; -asmlinkage void *__switch_to(struct thread_struct *prev, - struct thread_struct *next, - struct task_struct *tsk); - -#define switch_to(prev, next, last) \ - do { \ - current->thread.wchan = (u_long) __builtin_return_address(0); \ - (last) = __switch_to(&(prev)->thread, \ - &(next)->thread, (prev)); \ - mb(); \ - current->thread.wchan = 0; \ - } while (0) - -#endif /* _ASM_C6X_SWITCH_TO_H */ diff --git a/arch/c6x/include/asm/syscall.h b/arch/c6x/include/asm/syscall.h deleted file mode 100644 index 38f3e2284ecd..000000000000 --- a/arch/c6x/include/asm/syscall.h +++ /dev/null @@ -1,75 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * Copyright (C) 2011 Texas Instruments Incorporated - * Author: Mark Salter <msalter@redhat.com> - */ - -#ifndef __ASM_C6X_SYSCALL_H -#define __ASM_C6X_SYSCALL_H - -#include <uapi/linux/audit.h> -#include <linux/err.h> -#include <linux/sched.h> - -static inline int syscall_get_nr(struct task_struct *task, - struct pt_regs *regs) -{ - return regs->b0; -} - -static inline void syscall_rollback(struct task_struct *task, - struct pt_regs *regs) -{ - /* do nothing */ -} - -static inline long syscall_get_error(struct task_struct *task, - struct pt_regs *regs) -{ - return IS_ERR_VALUE(regs->a4) ? regs->a4 : 0; -} - -static inline long syscall_get_return_value(struct task_struct *task, - struct pt_regs *regs) -{ - return regs->a4; -} - -static inline void syscall_set_return_value(struct task_struct *task, - struct pt_regs *regs, - int error, long val) -{ - regs->a4 = error ?: val; -} - -static inline void syscall_get_arguments(struct task_struct *task, - struct pt_regs *regs, - unsigned long *args) -{ - *args++ = regs->a4; - *args++ = regs->b4; - *args++ = regs->a6; - *args++ = regs->b6; - *args++ = regs->a8; - *args = regs->b8; -} - -static inline void syscall_set_arguments(struct task_struct *task, - struct pt_regs *regs, - const unsigned long *args) -{ - regs->a4 = *args++; - regs->b4 = *args++; - regs->a6 = *args++; - regs->b6 = *args++; - regs->a8 = *args++; - regs->a9 = *args; -} - -static inline int syscall_get_arch(struct task_struct *task) -{ - return IS_ENABLED(CONFIG_CPU_BIG_ENDIAN) - ? AUDIT_ARCH_C6XBE : AUDIT_ARCH_C6X; -} - -#endif /* __ASM_C6X_SYSCALLS_H */ diff --git a/arch/c6x/include/asm/syscalls.h b/arch/c6x/include/asm/syscalls.h deleted file mode 100644 index df3d05feb153..000000000000 --- a/arch/c6x/include/asm/syscalls.h +++ /dev/null @@ -1,46 +0,0 @@ -/* - * Copyright (C) 2011 Texas Instruments Incorporated - * Author: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation, version 2. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or - * NON INFRINGEMENT. See the GNU General Public License for - * more details. - */ - -#ifndef __ASM_C6X_SYSCALLS_H -#define __ASM_C6X_SYSCALLS_H - -#include <linux/compiler.h> -#include <linux/linkage.h> -#include <linux/types.h> - -/* The array of function pointers for syscalls. */ -extern void *sys_call_table[]; - -/* The following are trampolines in entry.S to handle 64-bit arguments */ -extern long sys_pread_c6x(unsigned int fd, char __user *buf, - size_t count, off_t pos_low, off_t pos_high); -extern long sys_pwrite_c6x(unsigned int fd, const char __user *buf, - size_t count, off_t pos_low, off_t pos_high); -extern long sys_truncate64_c6x(const char __user *path, - off_t length_low, off_t length_high); -extern long sys_ftruncate64_c6x(unsigned int fd, - off_t length_low, off_t length_high); -extern long sys_fadvise64_c6x(int fd, u32 offset_lo, u32 offset_hi, - u32 len, int advice); -extern long sys_fadvise64_64_c6x(int fd, u32 offset_lo, u32 offset_hi, - u32 len_lo, u32 len_hi, int advice); -extern long sys_fallocate_c6x(int fd, int mode, - u32 offset_lo, u32 offset_hi, - u32 len_lo, u32 len_hi); -extern int sys_cache_sync(unsigned long s, unsigned long e); - -#include <asm-generic/syscalls.h> - -#endif /* __ASM_C6X_SYSCALLS_H */ diff --git a/arch/c6x/include/asm/thread_info.h b/arch/c6x/include/asm/thread_info.h deleted file mode 100644 index f70382844b96..000000000000 --- a/arch/c6x/include/asm/thread_info.h +++ /dev/null @@ -1,93 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * Updated for 2.6.3x: Mark Salter <msalter@redhat.com> - */ -#ifndef _ASM_C6X_THREAD_INFO_H -#define _ASM_C6X_THREAD_INFO_H - -#ifdef __KERNEL__ - -#include <asm/page.h> - -#ifdef CONFIG_4KSTACKS -#define THREAD_SIZE 4096 -#define THREAD_SHIFT 12 -#define THREAD_SIZE_ORDER 0 -#else -#define THREAD_SIZE 8192 -#define THREAD_SHIFT 13 -#define THREAD_SIZE_ORDER 1 -#endif - -#define THREAD_START_SP (THREAD_SIZE - 8) - -#ifndef __ASSEMBLY__ - -typedef struct { - unsigned long seg; -} mm_segment_t; - -/* - * low level task data. - */ -struct thread_info { - struct task_struct *task; /* main task structure */ - unsigned long flags; /* low level flags */ - int cpu; /* cpu we're on */ - int preempt_count; /* 0 = preemptable, <0 = BUG */ - mm_segment_t addr_limit; /* thread address space */ -}; - -/* - * macros/functions for gaining access to the thread information structure - * - * preempt_count needs to be 1 initially, until the scheduler is functional. - */ -#define INIT_THREAD_INFO(tsk) \ -{ \ - .task = &tsk, \ - .flags = 0, \ - .cpu = 0, \ - .preempt_count = INIT_PREEMPT_COUNT, \ - .addr_limit = KERNEL_DS, \ -} - -/* get the thread information struct of current task */ -static inline __attribute__((const)) -struct thread_info *current_thread_info(void) -{ - struct thread_info *ti; - asm volatile (" clr .s2 B15,0,%1,%0\n" - : "=b" (ti) - : "Iu5" (THREAD_SHIFT - 1)); - return ti; -} - -#define get_thread_info(ti) get_task_struct((ti)->task) -#define put_thread_info(ti) put_task_struct((ti)->task) -#endif /* __ASSEMBLY__ */ - -/* - * thread information flag bit numbers - * - pending work-to-be-done flags are in LSW - * - other flags in MSW - */ -#define TIF_SYSCALL_TRACE 0 /* syscall trace active */ -#define TIF_NOTIFY_RESUME 1 /* resumption notification requested */ -#define TIF_SIGPENDING 2 /* signal pending */ -#define TIF_NEED_RESCHED 3 /* rescheduling necessary */ -#define TIF_RESTORE_SIGMASK 4 /* restore signal mask in do_signal() */ - -#define TIF_MEMDIE 17 /* OOM killer killed process */ - -#define TIF_WORK_MASK 0x00007FFE /* work on irq/exception return */ -#define TIF_ALLWORK_MASK 0x00007FFF /* work on any return to u-space */ - -#endif /* __KERNEL__ */ - -#endif /* _ASM_C6X_THREAD_INFO_H */ diff --git a/arch/c6x/include/asm/timer64.h b/arch/c6x/include/asm/timer64.h deleted file mode 100644 index b850dfef1f79..000000000000 --- a/arch/c6x/include/asm/timer64.h +++ /dev/null @@ -1,7 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _C6X_TIMER64_H -#define _C6X_TIMER64_H - -extern void __init timer64_init(void); - -#endif /* _C6X_TIMER64_H */ diff --git a/arch/c6x/include/asm/timex.h b/arch/c6x/include/asm/timex.h deleted file mode 100644 index f946ce297e13..000000000000 --- a/arch/c6x/include/asm/timex.h +++ /dev/null @@ -1,30 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * Modified for 2.6.34: Mark Salter <msalter@redhat.com> - */ -#ifndef _ASM_C6X_TIMEX_H -#define _ASM_C6X_TIMEX_H - -#define CLOCK_TICK_RATE ((1000 * 1000000UL) / 6) - -/* 64-bit timestamp */ -typedef unsigned long long cycles_t; - -static inline cycles_t get_cycles(void) -{ - unsigned l, h; - - asm volatile (" dint\n" - " mvc .s2 TSCL,%0\n" - " mvc .s2 TSCH,%1\n" - " rint\n" - : "=b"(l), "=b"(h)); - return ((cycles_t)h << 32) | l; -} - -#endif /* _ASM_C6X_TIMEX_H */ diff --git a/arch/c6x/include/asm/tlb.h b/arch/c6x/include/asm/tlb.h deleted file mode 100644 index 240ba0febb57..000000000000 --- a/arch/c6x/include/asm/tlb.h +++ /dev/null @@ -1,7 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_C6X_TLB_H -#define _ASM_C6X_TLB_H - -#include <asm-generic/tlb.h> - -#endif /* _ASM_C6X_TLB_H */ diff --git a/arch/c6x/include/asm/traps.h b/arch/c6x/include/asm/traps.h deleted file mode 100644 index 7e1d31c47680..000000000000 --- a/arch/c6x/include/asm/traps.h +++ /dev/null @@ -1,33 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2011 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - */ -#ifndef _ASM_C6X_TRAPS_H -#define _ASM_C6X_TRAPS_H - -#define EXCEPT_TYPE_NXF 31 /* NMI */ -#define EXCEPT_TYPE_EXC 30 /* external exception */ -#define EXCEPT_TYPE_IXF 1 /* internal exception */ -#define EXCEPT_TYPE_SXF 0 /* software exception */ - -#define EXCEPT_CAUSE_LBX (1 << 7) /* loop buffer exception */ -#define EXCEPT_CAUSE_PRX (1 << 6) /* privilege exception */ -#define EXCEPT_CAUSE_RAX (1 << 5) /* resource access exception */ -#define EXCEPT_CAUSE_RCX (1 << 4) /* resource conflict exception */ -#define EXCEPT_CAUSE_OPX (1 << 3) /* opcode exception */ -#define EXCEPT_CAUSE_EPX (1 << 2) /* execute packet exception */ -#define EXCEPT_CAUSE_FPX (1 << 1) /* fetch packet exception */ -#define EXCEPT_CAUSE_IFX (1 << 0) /* instruction fetch exception */ - -struct exception_info { - char *kernel_str; - int signo; - int code; -}; - -extern int (*c6x_nmi_handler)(struct pt_regs *regs); - -#endif /* _ASM_C6X_TRAPS_H */ diff --git a/arch/c6x/include/asm/uaccess.h b/arch/c6x/include/asm/uaccess.h deleted file mode 100644 index 585adf9201b7..000000000000 --- a/arch/c6x/include/asm/uaccess.h +++ /dev/null @@ -1,97 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (C) 2011 Texas Instruments Incorporated - * Author: Mark Salter <msalter@redhat.com> - */ -#ifndef _ASM_C6X_UACCESS_H -#define _ASM_C6X_UACCESS_H - -#include <linux/types.h> -#include <linux/compiler.h> -#include <linux/string.h> - -/* - * C6X supports unaligned 32 and 64 bit loads and stores. - */ -static inline __must_check unsigned long -raw_copy_from_user(void *to, const void __user *from, unsigned long n) -{ - u32 tmp32; - u64 tmp64; - - if (__builtin_constant_p(n)) { - switch (n) { - case 1: - *(u8 *)to = *(u8 __force *)from; - return 0; - case 4: - asm volatile ("ldnw .d1t1 *%2,%0\n" - "nop 4\n" - "stnw .d1t1 %0,*%1\n" - : "=&a"(tmp32) - : "A"(to), "a"(from) - : "memory"); - return 0; - case 8: - asm volatile ("ldndw .d1t1 *%2,%0\n" - "nop 4\n" - "stndw .d1t1 %0,*%1\n" - : "=&a"(tmp64) - : "a"(to), "a"(from) - : "memory"); - return 0; - default: - break; - } - } - - memcpy(to, (const void __force *)from, n); - return 0; -} - -static inline __must_check unsigned long -raw_copy_to_user(void __user *to, const void *from, unsigned long n) -{ - u32 tmp32; - u64 tmp64; - - if (__builtin_constant_p(n)) { - switch (n) { - case 1: - *(u8 __force *)to = *(u8 *)from; - return 0; - case 4: - asm volatile ("ldnw .d1t1 *%2,%0\n" - "nop 4\n" - "stnw .d1t1 %0,*%1\n" - : "=&a"(tmp32) - : "a"(to), "a"(from) - : "memory"); - return 0; - case 8: - asm volatile ("ldndw .d1t1 *%2,%0\n" - "nop 4\n" - "stndw .d1t1 %0,*%1\n" - : "=&a"(tmp64) - : "a"(to), "a"(from) - : "memory"); - return 0; - default: - break; - } - } - - memcpy((void __force *)to, from, n); - return 0; -} -#define INLINE_COPY_FROM_USER -#define INLINE_COPY_TO_USER - -extern int _access_ok(unsigned long addr, unsigned long size); -#ifdef CONFIG_ACCESS_CHECK -#define __access_ok _access_ok -#endif - -#include <asm-generic/uaccess.h> - -#endif /* _ASM_C6X_UACCESS_H */ diff --git a/arch/c6x/include/asm/unaligned.h b/arch/c6x/include/asm/unaligned.h deleted file mode 100644 index b56ba7110f5a..000000000000 --- a/arch/c6x/include/asm/unaligned.h +++ /dev/null @@ -1,167 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009, 2010 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * Rewritten for 2.6.3x: Mark Salter <msalter@redhat.com> - */ -#ifndef _ASM_C6X_UNALIGNED_H -#define _ASM_C6X_UNALIGNED_H - -#include <linux/swab.h> - -/* - * The C64x+ can do unaligned word and dword accesses in hardware - * using special load/store instructions. - */ - -static inline u16 get_unaligned_le16(const void *p) -{ - const u8 *_p = p; - return _p[0] | _p[1] << 8; -} - -static inline u16 get_unaligned_be16(const void *p) -{ - const u8 *_p = p; - return _p[0] << 8 | _p[1]; -} - -static inline void put_unaligned_le16(u16 val, void *p) -{ - u8 *_p = p; - _p[0] = val; - _p[1] = val >> 8; -} - -static inline void put_unaligned_be16(u16 val, void *p) -{ - u8 *_p = p; - _p[0] = val >> 8; - _p[1] = val; -} - -static inline u32 get_unaligned32(const void *p) -{ - u32 val = (u32) p; - asm (" ldnw .d1t1 *%0,%0\n" - " nop 4\n" - : "+a"(val)); - return val; -} - -static inline void put_unaligned32(u32 val, void *p) -{ - asm volatile (" stnw .d2t1 %0,*%1\n" - : : "a"(val), "b"(p) : "memory"); -} - -static inline u64 get_unaligned64(const void *p) -{ - u64 val; - asm volatile (" ldndw .d1t1 *%1,%0\n" - " nop 4\n" - : "=a"(val) : "a"(p)); - return val; -} - -static inline void put_unaligned64(u64 val, const void *p) -{ - asm volatile (" stndw .d2t1 %0,*%1\n" - : : "a"(val), "b"(p) : "memory"); -} - -#ifdef CONFIG_CPU_BIG_ENDIAN - -#define get_unaligned_le32(p) __swab32(get_unaligned32(p)) -#define get_unaligned_le64(p) __swab64(get_unaligned64(p)) -#define get_unaligned_be32(p) get_unaligned32(p) -#define get_unaligned_be64(p) get_unaligned64(p) -#define put_unaligned_le32(v, p) put_unaligned32(__swab32(v), (p)) -#define put_unaligned_le64(v, p) put_unaligned64(__swab64(v), (p)) -#define put_unaligned_be32(v, p) put_unaligned32((v), (p)) -#define put_unaligned_be64(v, p) put_unaligned64((v), (p)) -#define get_unaligned __get_unaligned_be -#define put_unaligned __put_unaligned_be - -#else - -#define get_unaligned_le32(p) get_unaligned32(p) -#define get_unaligned_le64(p) get_unaligned64(p) -#define get_unaligned_be32(p) __swab32(get_unaligned32(p)) -#define get_unaligned_be64(p) __swab64(get_unaligned64(p)) -#define put_unaligned_le32(v, p) put_unaligned32((v), (p)) -#define put_unaligned_le64(v, p) put_unaligned64((v), (p)) -#define put_unaligned_be32(v, p) put_unaligned32(__swab32(v), (p)) -#define put_unaligned_be64(v, p) put_unaligned64(__swab64(v), (p)) -#define get_unaligned __get_unaligned_le -#define put_unaligned __put_unaligned_le - -#endif - -/* - * Cause a link-time error if we try an unaligned access other than - * 1,2,4 or 8 bytes long - */ -extern int __bad_unaligned_access_size(void); - -#define __get_unaligned_le(ptr) (typeof(*(ptr)))({ \ - sizeof(*(ptr)) == 1 ? *(ptr) : \ - (sizeof(*(ptr)) == 2 ? get_unaligned_le16((ptr)) : \ - (sizeof(*(ptr)) == 4 ? get_unaligned_le32((ptr)) : \ - (sizeof(*(ptr)) == 8 ? get_unaligned_le64((ptr)) : \ - __bad_unaligned_access_size()))); \ - }) - -#define __get_unaligned_be(ptr) (__force typeof(*(ptr)))({ \ - sizeof(*(ptr)) == 1 ? *(ptr) : \ - (sizeof(*(ptr)) == 2 ? get_unaligned_be16((ptr)) : \ - (sizeof(*(ptr)) == 4 ? get_unaligned_be32((ptr)) : \ - (sizeof(*(ptr)) == 8 ? get_unaligned_be64((ptr)) : \ - __bad_unaligned_access_size()))); \ - }) - -#define __put_unaligned_le(val, ptr) ({ \ - void *__gu_p = (ptr); \ - switch (sizeof(*(ptr))) { \ - case 1: \ - *(u8 *)__gu_p = (__force u8)(val); \ - break; \ - case 2: \ - put_unaligned_le16((__force u16)(val), __gu_p); \ - break; \ - case 4: \ - put_unaligned_le32((__force u32)(val), __gu_p); \ - break; \ - case 8: \ - put_unaligned_le64((__force u64)(val), __gu_p); \ - break; \ - default: \ - __bad_unaligned_access_size(); \ - break; \ - } \ - (void)0; }) - -#define __put_unaligned_be(val, ptr) ({ \ - void *__gu_p = (ptr); \ - switch (sizeof(*(ptr))) { \ - case 1: \ - *(u8 *)__gu_p = (__force u8)(val); \ - break; \ - case 2: \ - put_unaligned_be16((__force u16)(val), __gu_p); \ - break; \ - case 4: \ - put_unaligned_be32((__force u32)(val), __gu_p); \ - break; \ - case 8: \ - put_unaligned_be64((__force u64)(val), __gu_p); \ - break; \ - default: \ - __bad_unaligned_access_size(); \ - break; \ - } \ - (void)0; }) - -#endif /* _ASM_C6X_UNALIGNED_H */ diff --git a/arch/c6x/include/uapi/asm/Kbuild b/arch/c6x/include/uapi/asm/Kbuild deleted file mode 100644 index e78470141932..000000000000 --- a/arch/c6x/include/uapi/asm/Kbuild +++ /dev/null @@ -1,2 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0 -generic-y += ucontext.h diff --git a/arch/c6x/include/uapi/asm/byteorder.h b/arch/c6x/include/uapi/asm/byteorder.h deleted file mode 100644 index ab61f867391c..000000000000 --- a/arch/c6x/include/uapi/asm/byteorder.h +++ /dev/null @@ -1,13 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -#ifndef _ASM_C6X_BYTEORDER_H -#define _ASM_C6X_BYTEORDER_H - -#include <asm/types.h> - -#ifdef _BIG_ENDIAN -#include <linux/byteorder/big_endian.h> -#else /* _BIG_ENDIAN */ -#include <linux/byteorder/little_endian.h> -#endif /* _BIG_ENDIAN */ - -#endif /* _ASM_BYTEORDER_H */ diff --git a/arch/c6x/include/uapi/asm/ptrace.h b/arch/c6x/include/uapi/asm/ptrace.h deleted file mode 100644 index 9b51110a0842..000000000000 --- a/arch/c6x/include/uapi/asm/ptrace.h +++ /dev/null @@ -1,164 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -/* - * Copyright (C) 2004, 2006, 2009, 2010 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * Updated for 2.6.34: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#ifndef _UAPI_ASM_C6X_PTRACE_H -#define _UAPI_ASM_C6X_PTRACE_H - -#define BKPT_OPCODE 0x56454314 /* illegal opcode */ - -#ifdef _BIG_ENDIAN -#define PT_LO(odd, even) odd -#define PT_HI(odd, even) even -#else -#define PT_LO(odd, even) even -#define PT_HI(odd, even) odd -#endif - -#define PT_A4_ORG PT_LO(1, 0) -#define PT_TSR PT_HI(1, 0) -#define PT_ILC PT_LO(3, 2) -#define PT_RILC PT_HI(3, 2) -#define PT_CSR PT_LO(5, 4) -#define PT_PC PT_HI(5, 4) -#define PT_B16 PT_LO(7, 6) -#define PT_B17 PT_HI(7, 6) -#define PT_B18 PT_LO(9, 8) -#define PT_B19 PT_HI(9, 8) -#define PT_B20 PT_LO(11, 10) -#define PT_B21 PT_HI(11, 10) -#define PT_B22 PT_LO(13, 12) -#define PT_B23 PT_HI(13, 12) -#define PT_B24 PT_LO(15, 14) -#define PT_B25 PT_HI(15, 14) -#define PT_B26 PT_LO(17, 16) -#define PT_B27 PT_HI(17, 16) -#define PT_B28 PT_LO(19, 18) -#define PT_B29 PT_HI(19, 18) -#define PT_B30 PT_LO(21, 20) -#define PT_B31 PT_HI(21, 20) -#define PT_B0 PT_LO(23, 22) -#define PT_B1 PT_HI(23, 22) -#define PT_B2 PT_LO(25, 24) -#define PT_B3 PT_HI(25, 24) -#define PT_B4 PT_LO(27, 26) -#define PT_B5 PT_HI(27, 26) -#define PT_B6 PT_LO(29, 28) -#define PT_B7 PT_HI(29, 28) -#define PT_B8 PT_LO(31, 30) -#define PT_B9 PT_HI(31, 30) -#define PT_B10 PT_LO(33, 32) -#define PT_B11 PT_HI(33, 32) -#define PT_B12 PT_LO(35, 34) -#define PT_B13 PT_HI(35, 34) -#define PT_A16 PT_LO(37, 36) -#define PT_A17 PT_HI(37, 36) -#define PT_A18 PT_LO(39, 38) -#define PT_A19 PT_HI(39, 38) -#define PT_A20 PT_LO(41, 40) -#define PT_A21 PT_HI(41, 40) -#define PT_A22 PT_LO(43, 42) -#define PT_A23 PT_HI(43, 42) -#define PT_A24 PT_LO(45, 44) -#define PT_A25 PT_HI(45, 44) -#define PT_A26 PT_LO(47, 46) -#define PT_A27 PT_HI(47, 46) -#define PT_A28 PT_LO(49, 48) -#define PT_A29 PT_HI(49, 48) -#define PT_A30 PT_LO(51, 50) -#define PT_A31 PT_HI(51, 50) -#define PT_A0 PT_LO(53, 52) -#define PT_A1 PT_HI(53, 52) -#define PT_A2 PT_LO(55, 54) -#define PT_A3 PT_HI(55, 54) -#define PT_A4 PT_LO(57, 56) -#define PT_A5 PT_HI(57, 56) -#define PT_A6 PT_LO(59, 58) -#define PT_A7 PT_HI(59, 58) -#define PT_A8 PT_LO(61, 60) -#define PT_A9 PT_HI(61, 60) -#define PT_A10 PT_LO(63, 62) -#define PT_A11 PT_HI(63, 62) -#define PT_A12 PT_LO(65, 64) -#define PT_A13 PT_HI(65, 64) -#define PT_A14 PT_LO(67, 66) -#define PT_A15 PT_HI(67, 66) -#define PT_B14 PT_LO(69, 68) -#define PT_B15 PT_HI(69, 68) - -#define NR_PTREGS 70 - -#define PT_DP PT_B14 /* Data Segment Pointer (B14) */ -#define PT_SP PT_B15 /* Stack Pointer (B15) */ - -#define PTRACE_GETFDPIC 31 /* get the ELF fdpic loadmap address */ - -#define PTRACE_GETFDPIC_EXEC 0 /* [addr] request the executable loadmap */ -#define PTRACE_GETFDPIC_INTERP 1 /* [addr] request the interpreter loadmap */ - -#ifndef __ASSEMBLY__ - -#ifdef _BIG_ENDIAN -#define REG_PAIR(odd, even) unsigned long odd; unsigned long even -#else -#define REG_PAIR(odd, even) unsigned long even; unsigned long odd -#endif - -/* - * this struct defines the way the registers are stored on the - * stack during a system call. fields defined with REG_PAIR - * are saved and restored using double-word memory operations - * which means the word ordering of the pair depends on endianess. - */ -struct pt_regs { - REG_PAIR(tsr, orig_a4); - REG_PAIR(rilc, ilc); - REG_PAIR(pc, csr); - - REG_PAIR(b17, b16); - REG_PAIR(b19, b18); - REG_PAIR(b21, b20); - REG_PAIR(b23, b22); - REG_PAIR(b25, b24); - REG_PAIR(b27, b26); - REG_PAIR(b29, b28); - REG_PAIR(b31, b30); - - REG_PAIR(b1, b0); - REG_PAIR(b3, b2); - REG_PAIR(b5, b4); - REG_PAIR(b7, b6); - REG_PAIR(b9, b8); - REG_PAIR(b11, b10); - REG_PAIR(b13, b12); - - REG_PAIR(a17, a16); - REG_PAIR(a19, a18); - REG_PAIR(a21, a20); - REG_PAIR(a23, a22); - REG_PAIR(a25, a24); - REG_PAIR(a27, a26); - REG_PAIR(a29, a28); - REG_PAIR(a31, a30); - - REG_PAIR(a1, a0); - REG_PAIR(a3, a2); - REG_PAIR(a5, a4); - REG_PAIR(a7, a6); - REG_PAIR(a9, a8); - REG_PAIR(a11, a10); - REG_PAIR(a13, a12); - - REG_PAIR(a15, a14); - REG_PAIR(sp, dp); -}; - -#endif /* __ASSEMBLY__ */ -#endif /* _UAPI_ASM_C6X_PTRACE_H */ diff --git a/arch/c6x/include/uapi/asm/setup.h b/arch/c6x/include/uapi/asm/setup.h deleted file mode 100644 index e90548cebec3..000000000000 --- a/arch/c6x/include/uapi/asm/setup.h +++ /dev/null @@ -1,7 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -#ifndef _UAPI_ASM_C6X_SETUP_H -#define _UAPI_ASM_C6X_SETUP_H - -#define COMMAND_LINE_SIZE 1024 - -#endif /* _UAPI_ASM_C6X_SETUP_H */ diff --git a/arch/c6x/include/uapi/asm/sigcontext.h b/arch/c6x/include/uapi/asm/sigcontext.h deleted file mode 100644 index 4e5a9a260861..000000000000 --- a/arch/c6x/include/uapi/asm/sigcontext.h +++ /dev/null @@ -1,81 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -/* - * Port on Texas Instruments TMS320C6x architecture - * - * Copyright (C) 2004, 2009 Texas Instruments Incorporated - * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#ifndef _ASM_C6X_SIGCONTEXT_H -#define _ASM_C6X_SIGCONTEXT_H - - -struct sigcontext { - unsigned long sc_mask; /* old sigmask */ - unsigned long sc_sp; /* old user stack pointer */ - - unsigned long sc_a4; - unsigned long sc_b4; - unsigned long sc_a6; - unsigned long sc_b6; - unsigned long sc_a8; - unsigned long sc_b8; - - unsigned long sc_a0; - unsigned long sc_a1; - unsigned long sc_a2; - unsigned long sc_a3; - unsigned long sc_a5; - unsigned long sc_a7; - unsigned long sc_a9; - - unsigned long sc_b0; - unsigned long sc_b1; - unsigned long sc_b2; - unsigned long sc_b3; - unsigned long sc_b5; - unsigned long sc_b7; - unsigned long sc_b9; - - unsigned long sc_a16; - unsigned long sc_a17; - unsigned long sc_a18; - unsigned long sc_a19; - unsigned long sc_a20; - unsigned long sc_a21; - unsigned long sc_a22; - unsigned long sc_a23; - unsigned long sc_a24; - unsigned long sc_a25; - unsigned long sc_a26; - unsigned long sc_a27; - unsigned long sc_a28; - unsigned long sc_a29; - unsigned long sc_a30; - unsigned long sc_a31; - - unsigned long sc_b16; - unsigned long sc_b17; - unsigned long sc_b18; - unsigned long sc_b19; - unsigned long sc_b20; - unsigned long sc_b21; - unsigned long sc_b22; - unsigned long sc_b23; - unsigned long sc_b24; - unsigned long sc_b25; - unsigned long sc_b26; - unsigned long sc_b27; - unsigned long sc_b28; - unsigned long sc_b29; - unsigned long sc_b30; - unsigned long sc_b31; - - unsigned long sc_csr; - unsigned long sc_pc; -}; - -#endif /* _ASM_C6X_SIGCONTEXT_H */ diff --git a/arch/c6x/include/uapi/asm/swab.h b/arch/c6x/include/uapi/asm/swab.h deleted file mode 100644 index c407c0497718..000000000000 --- a/arch/c6x/include/uapi/asm/swab.h +++ /dev/null @@ -1,55 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -/* - * Copyright (C) 2011 Texas Instruments Incorporated - * Author: Mark Salter <msalter@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#ifndef _ASM_C6X_SWAB_H -#define _ASM_C6X_SWAB_H - -static inline __attribute_const__ __u16 __c6x_swab16(__u16 val) -{ - asm("swap4 .l1 %0,%0\n" : "+a"(val)); - return val; -} - -static inline __attribute_const__ __u32 __c6x_swab32(__u32 val) -{ - asm("swap4 .l1 %0,%0\n" - "swap2 .l1 %0,%0\n" - : "+a"(val)); - return val; -} - -static inline __attribute_const__ __u64 __c6x_swab64(__u64 val) -{ - asm(" swap2 .s1 %p0,%P0\n" - "|| swap2 .l1 %P0,%p0\n" - " swap4 .l1 %p0,%p0\n" - " swap4 .l1 %P0,%P0\n" - : "+a"(val)); - return val; -} - -static inline __attribute_const__ __u32 __c6x_swahw32(__u32 val) -{ - asm("swap2 .l1 %0,%0\n" : "+a"(val)); - return val; -} - -static inline __attribute_const__ __u32 __c6x_swahb32(__u32 val) -{ - asm("swap4 .l1 %0,%0\n" : "+a"(val)); - return val; -} - -#define __arch_swab16 __c6x_swab16 -#define __arch_swab32 __c6x_swab32 -#define __arch_swab64 __c6x_swab64 -#define __arch_swahw32 __c6x_swahw32 -#define __arch_swahb32 __c6x_swahb32 - -#endif /* _ASM_C6X_SWAB_H */ diff --git a/arch/c6x/include/uapi/asm/unistd.h b/arch/c6x/include/uapi/asm/unistd.h deleted file mode 100644 index 79b724c39d9b..000000000000 --- a/arch/c6x/include/uapi/asm/unistd.h +++ /dev/null @@ -1,29 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -/* - * Copyright (C) 2011 Texas Instruments Incorporated - * - * Based on arch/tile version. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation, version 2. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or - * NON INFRINGEMENT. See the GNU General Public License for - * more details. - */ - -#define __ARCH_WANT_RENAMEAT -#define __ARCH_WANT_STAT64 -#define __ARCH_WANT_SET_GET_RLIMIT -#define __ARCH_WANT_SYS_CLONE -#define __ARCH_WANT_TIME32_SYSCALLS - -/* Use the standard ABI for syscalls. */ -#include <asm-generic/unistd.h> - -/* C6X-specific syscalls. */ -#define __NR_cache_sync (__NR_arch_specific_syscall + 0) -__SYSCALL(__NR_cache_sync, sys_cache_sync) |