summaryrefslogtreecommitdiff
path: root/arch/sparc/prom
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sparc/prom')
-rw-r--r--arch/sparc/prom/Makefile3
-rw-r--r--arch/sparc/prom/bootstr_32.c3
-rw-r--r--arch/sparc/prom/bootstr_64.c6
-rw-r--r--arch/sparc/prom/cif.S6
-rw-r--r--arch/sparc/prom/console_32.c1
-rw-r--r--arch/sparc/prom/console_64.c1
-rw-r--r--arch/sparc/prom/init_32.c1
-rw-r--r--arch/sparc/prom/init_64.c8
-rw-r--r--arch/sparc/prom/memory.c1
-rw-r--r--arch/sparc/prom/misc_32.c1
-rw-r--r--arch/sparc/prom/misc_64.c8
-rw-r--r--arch/sparc/prom/mp.c1
-rw-r--r--arch/sparc/prom/p1275.c13
-rw-r--r--arch/sparc/prom/printf.c1
-rw-r--r--arch/sparc/prom/ranges.c53
-rw-r--r--arch/sparc/prom/tree_32.c1
-rw-r--r--arch/sparc/prom/tree_64.c5
17 files changed, 58 insertions, 55 deletions
diff --git a/arch/sparc/prom/Makefile b/arch/sparc/prom/Makefile
index 020300b18c0b..92db8bb4ad4c 100644
--- a/arch/sparc/prom/Makefile
+++ b/arch/sparc/prom/Makefile
@@ -1,8 +1,7 @@
+# SPDX-License-Identifier: GPL-2.0
# Makefile for the Sun Boot PROM interface library under
# Linux.
#
-asflags := -ansi
-ccflags := -Werror
lib-y := bootstr_$(BITS).o
lib-y += init_$(BITS).o
diff --git a/arch/sparc/prom/bootstr_32.c b/arch/sparc/prom/bootstr_32.c
index d2b49d2365e7..1c7cd258b0dc 100644
--- a/arch/sparc/prom/bootstr_32.c
+++ b/arch/sparc/prom/bootstr_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bootstr.c: Boot string/argument acquisition from the PROM.
*
@@ -51,7 +52,7 @@ prom_getbootargs(void)
* V3 PROM cannot supply as with more than 128 bytes
* of an argument. But a smart bootstrap loader can.
*/
- strlcpy(barg_buf, *romvec->pv_v2bootargs.bootargs, sizeof(barg_buf));
+ strscpy(barg_buf, *romvec->pv_v2bootargs.bootargs, sizeof(barg_buf));
break;
default:
break;
diff --git a/arch/sparc/prom/bootstr_64.c b/arch/sparc/prom/bootstr_64.c
index ab9ccc63b388..f1cc34d99eec 100644
--- a/arch/sparc/prom/bootstr_64.c
+++ b/arch/sparc/prom/bootstr_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* bootstr.c: Boot string/argument acquisition from the PROM.
*
@@ -14,7 +15,10 @@
* the .bss section or it will break things.
*/
-#define BARG_LEN 256
+/* We limit BARG_LEN to 1024 because this is the size of the
+ * 'barg_out' command line buffer in the SILO bootloader.
+ */
+#define BARG_LEN 1024
struct {
int bootstr_len;
int bootstr_valid;
diff --git a/arch/sparc/prom/cif.S b/arch/sparc/prom/cif.S
index 9c86b4b7d429..dd06bb1fb90c 100644
--- a/arch/sparc/prom/cif.S
+++ b/arch/sparc/prom/cif.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* cif.S: PROM entry/exit assembler trampolines.
*
* Copyright (C) 1996, 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
@@ -11,11 +12,10 @@
.text
.globl prom_cif_direct
prom_cif_direct:
+ save %sp, -192, %sp
sethi %hi(p1275buf), %o1
or %o1, %lo(p1275buf), %o1
- ldx [%o1 + 0x0010], %o2 ! prom_cif_stack
- save %o2, -192, %sp
- ldx [%i1 + 0x0008], %l2 ! prom_cif_handler
+ ldx [%o1 + 0x0008], %l2 ! prom_cif_handler
mov %g4, %l0
mov %g5, %l1
mov %g6, %l3
diff --git a/arch/sparc/prom/console_32.c b/arch/sparc/prom/console_32.c
index 1cfb50f4cb9c..6404e5bbb7e6 100644
--- a/arch/sparc/prom/console_32.c
+++ b/arch/sparc/prom/console_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* console.c: Routines that deal with sending and receiving IO
* to/from the current console device using the PROM.
diff --git a/arch/sparc/prom/console_64.c b/arch/sparc/prom/console_64.c
index f95edcc54fd5..86dace787ae6 100644
--- a/arch/sparc/prom/console_64.c
+++ b/arch/sparc/prom/console_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* console.c: Routines that deal with sending and receiving IO
* to/from the current console device using the PROM.
*
diff --git a/arch/sparc/prom/init_32.c b/arch/sparc/prom/init_32.c
index 9ac30c2b7dba..d20470166cb1 100644
--- a/arch/sparc/prom/init_32.c
+++ b/arch/sparc/prom/init_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* init.c: Initialize internal variables used by the PROM
* library functions.
diff --git a/arch/sparc/prom/init_64.c b/arch/sparc/prom/init_64.c
index d95db755828f..f7b8a1a865b8 100644
--- a/arch/sparc/prom/init_64.c
+++ b/arch/sparc/prom/init_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* init.c: Initialize internal variables used by the PROM
* library functions.
@@ -25,14 +26,11 @@ phandle prom_chosen_node;
* routines in the prom library.
* It gets passed the pointer to the PROM vector.
*/
-
-extern void prom_cif_init(void *, void *);
-
-void __init prom_init(void *cif_handler, void *cif_stack)
+void __init prom_init(void *cif_handler)
{
phandle node;
- prom_cif_init(cif_handler, cif_stack);
+ prom_cif_init(cif_handler);
prom_chosen_node = prom_finddevice(prom_chosen_path);
if (!prom_chosen_node || (s32)prom_chosen_node == -1)
diff --git a/arch/sparc/prom/memory.c b/arch/sparc/prom/memory.c
index 3f263a64857d..269d6ab5ef5e 100644
--- a/arch/sparc/prom/memory.c
+++ b/arch/sparc/prom/memory.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* memory.c: Prom routine for acquiring various bits of information
* about RAM on the machine, both virtual and physical.
*
diff --git a/arch/sparc/prom/misc_32.c b/arch/sparc/prom/misc_32.c
index 8dc0b6b271e8..625750924860 100644
--- a/arch/sparc/prom/misc_32.c
+++ b/arch/sparc/prom/misc_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* misc.c: Miscellaneous prom functions that don't belong
* anywhere else.
diff --git a/arch/sparc/prom/misc_64.c b/arch/sparc/prom/misc_64.c
index f178b9dcc7b7..3792736ff21f 100644
--- a/arch/sparc/prom/misc_64.c
+++ b/arch/sparc/prom/misc_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* misc.c: Miscellaneous prom functions that don't belong
* anywhere else.
@@ -81,11 +82,6 @@ void prom_feval(const char *fstring)
}
EXPORT_SYMBOL(prom_feval);
-#ifdef CONFIG_SMP
-extern void smp_capture(void);
-extern void smp_release(void);
-#endif
-
/* Drop into the prom, with the chance to continue with the 'go'
* prom command.
*/
@@ -166,7 +162,7 @@ unsigned char prom_get_idprom(char *idbuf, int num_bytes)
return 0xff;
}
-int prom_get_mmu_ihandle(void)
+static int prom_get_mmu_ihandle(void)
{
phandle node;
int ret;
diff --git a/arch/sparc/prom/mp.c b/arch/sparc/prom/mp.c
index 0da8256cf76f..67cf0e957e38 100644
--- a/arch/sparc/prom/mp.c
+++ b/arch/sparc/prom/mp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mp.c: OpenBoot Prom Multiprocessor support routines. Don't call
* these on a UP or else you will halt and catch fire. ;)
diff --git a/arch/sparc/prom/p1275.c b/arch/sparc/prom/p1275.c
index 04a4540509dd..51c3f984bbf7 100644
--- a/arch/sparc/prom/p1275.c
+++ b/arch/sparc/prom/p1275.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* p1275.c: Sun IEEE 1275 PROM low level interface routines
*
@@ -5,11 +6,11 @@
*/
#include <linux/kernel.h>
-#include <linux/init.h>
#include <linux/sched.h>
#include <linux/smp.h>
#include <linux/string.h>
#include <linux/spinlock.h>
+#include <linux/irqflags.h>
#include <asm/openprom.h>
#include <asm/oplib.h>
@@ -20,7 +21,6 @@
struct {
long prom_callback; /* 0x00 */
void (*prom_cif_handler)(long *); /* 0x08 */
- unsigned long prom_cif_stack; /* 0x10 */
} p1275buf;
extern void prom_world(int);
@@ -37,8 +37,8 @@ void p1275_cmd_direct(unsigned long *args)
{
unsigned long flags;
- raw_local_save_flags(flags);
- raw_local_irq_restore((unsigned long)PIL_NMI);
+ local_save_flags(flags);
+ local_irq_restore((unsigned long)PIL_NMI);
raw_spin_lock(&prom_entry_lock);
prom_world(1);
@@ -46,11 +46,10 @@ void p1275_cmd_direct(unsigned long *args)
prom_world(0);
raw_spin_unlock(&prom_entry_lock);
- raw_local_irq_restore(flags);
+ local_irq_restore(flags);
}
-void prom_cif_init(void *cif_handler, void *cif_stack)
+void prom_cif_init(void *cif_handler)
{
p1275buf.prom_cif_handler = (void (*)(long *))cif_handler;
- p1275buf.prom_cif_stack = (unsigned long)cif_stack;
}
diff --git a/arch/sparc/prom/printf.c b/arch/sparc/prom/printf.c
index d9682f06b3b0..dcee3dfa6de9 100644
--- a/arch/sparc/prom/printf.c
+++ b/arch/sparc/prom/printf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* printf.c: Internal prom library printf facility.
*
diff --git a/arch/sparc/prom/ranges.c b/arch/sparc/prom/ranges.c
index ad143c13bdc0..20cb828bc5f4 100644
--- a/arch/sparc/prom/ranges.c
+++ b/arch/sparc/prom/ranges.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ranges.c: Handle ranges in newer proms for obio/sbus.
*
@@ -16,9 +17,8 @@ static struct linux_prom_ranges promlib_obio_ranges[PROMREG_MAX];
static int num_obio_ranges;
/* Adjust register values based upon the ranges parameters. */
-static void
-prom_adjust_regs(struct linux_prom_registers *regp, int nregs,
- struct linux_prom_ranges *rangep, int nranges)
+static void prom_adjust_regs(struct linux_prom_registers *regp, int nregs,
+ struct linux_prom_ranges *rangep, int nranges)
{
int regc, rngc;
@@ -34,33 +34,30 @@ prom_adjust_regs(struct linux_prom_registers *regp, int nregs,
}
}
-static void
-prom_adjust_ranges(struct linux_prom_ranges *ranges1, int nranges1,
- struct linux_prom_ranges *ranges2, int nranges2)
+static void prom_adjust_ranges(struct linux_prom_ranges *ranges1, int nranges1,
+ struct linux_prom_ranges *ranges2, int nranges2)
{
int rng1c, rng2c;
- for(rng1c=0; rng1c < nranges1; rng1c++) {
- for(rng2c=0; rng2c < nranges2; rng2c++)
- if(ranges1[rng1c].ot_parent_space == ranges2[rng2c].ot_child_space &&
+ for (rng1c = 0; rng1c < nranges1; rng1c++) {
+ for (rng2c = 0; rng2c < nranges2; rng2c++)
+ if (ranges1[rng1c].ot_parent_space == ranges2[rng2c].ot_child_space &&
ranges1[rng1c].ot_parent_base >= ranges2[rng2c].ot_child_base &&
ranges2[rng2c].ot_child_base + ranges2[rng2c].or_size - ranges1[rng1c].ot_parent_base > 0U)
break;
- if(rng2c == nranges2) /* oops */
+ if (rng2c == nranges2) /* oops */
prom_printf("adjust_ranges: Could not find matching bus type...\n");
else if (ranges1[rng1c].ot_parent_base + ranges1[rng1c].or_size > ranges2[rng2c].ot_child_base + ranges2[rng2c].or_size)
- ranges1[rng1c].or_size =
- ranges2[rng2c].ot_child_base + ranges2[rng2c].or_size - ranges1[rng1c].ot_parent_base;
+ ranges1[rng1c].or_size = ranges2[rng2c].ot_child_base + ranges2[rng2c].or_size - ranges1[rng1c].ot_parent_base;
ranges1[rng1c].ot_parent_space = ranges2[rng2c].ot_parent_space;
ranges1[rng1c].ot_parent_base += ranges2[rng2c].ot_parent_base;
}
}
/* Apply probed obio ranges to registers passed, if no ranges return. */
-void
-prom_apply_obio_ranges(struct linux_prom_registers *regs, int nregs)
+void prom_apply_obio_ranges(struct linux_prom_registers *regs, int nregs)
{
- if(num_obio_ranges)
+ if (num_obio_ranges)
prom_adjust_regs(regs, nregs, promlib_obio_ranges, num_obio_ranges);
}
EXPORT_SYMBOL(prom_apply_obio_ranges);
@@ -76,40 +73,40 @@ void __init prom_ranges_init(void)
node = prom_getchild(prom_root_node);
obio_node = prom_searchsiblings(node, "obio");
- if(obio_node) {
+ if (obio_node) {
success = prom_getproperty(obio_node, "ranges",
(char *) promlib_obio_ranges,
sizeof(promlib_obio_ranges));
- if(success != -1)
- num_obio_ranges = (success/sizeof(struct linux_prom_ranges));
+ if (success != -1)
+ num_obio_ranges = (success / sizeof(struct linux_prom_ranges));
}
- if(num_obio_ranges)
+ if (num_obio_ranges)
prom_printf("PROMLIB: obio_ranges %d\n", num_obio_ranges);
}
void prom_apply_generic_ranges(phandle node, phandle parent,
- struct linux_prom_registers *regs, int nregs)
+ struct linux_prom_registers *regs, int nregs)
{
int success;
int num_ranges;
struct linux_prom_ranges ranges[PROMREG_MAX];
-
+
success = prom_getproperty(node, "ranges",
(char *) ranges,
- sizeof (ranges));
+ sizeof(ranges));
if (success != -1) {
- num_ranges = (success/sizeof(struct linux_prom_ranges));
+ num_ranges = (success / sizeof(struct linux_prom_ranges));
if (parent) {
struct linux_prom_ranges parent_ranges[PROMREG_MAX];
int num_parent_ranges;
-
+
success = prom_getproperty(parent, "ranges",
- (char *) parent_ranges,
- sizeof (parent_ranges));
+ (char *) parent_ranges,
+ sizeof(parent_ranges));
if (success != -1) {
- num_parent_ranges = (success/sizeof(struct linux_prom_ranges));
- prom_adjust_ranges (ranges, num_ranges, parent_ranges, num_parent_ranges);
+ num_parent_ranges = (success / sizeof(struct linux_prom_ranges));
+ prom_adjust_ranges(ranges, num_ranges, parent_ranges, num_parent_ranges);
}
}
prom_adjust_regs(regs, nregs, ranges, num_ranges);
diff --git a/arch/sparc/prom/tree_32.c b/arch/sparc/prom/tree_32.c
index f30e8d038f01..0fed89375b74 100644
--- a/arch/sparc/prom/tree_32.c
+++ b/arch/sparc/prom/tree_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* tree.c: Basic device tree traversal/scanning for the Linux
* prom library.
diff --git a/arch/sparc/prom/tree_64.c b/arch/sparc/prom/tree_64.c
index bd1b2a3ac34e..7388339bbd7e 100644
--- a/arch/sparc/prom/tree_64.c
+++ b/arch/sparc/prom/tree_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* tree.c: Basic device tree traversal/scanning for the Linux
* prom library.
@@ -271,7 +272,7 @@ char *prom_nextprop(phandle node, const char *oprop, char *buffer)
return buffer;
}
if (oprop == buffer) {
- strcpy (buf, oprop);
+ strscpy(buf, oprop);
oprop = buf;
}
@@ -331,7 +332,7 @@ prom_setprop(phandle node, const char *pname, char *value, int size)
if (size == 0)
return 0;
- if ((pname == 0) || (value == 0))
+ if ((pname == NULL) || (value == NULL))
return 0;
#ifdef CONFIG_SUN_LDOMS
generated by cgit (git 2.34.1) at 2025-12-25 14:35:48 +0000