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Diffstat (limited to 'arch/powerpc/kernel/prom_init.c')
-rw-r--r--arch/powerpc/kernel/prom_init.c268
1 files changed, 138 insertions, 130 deletions
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 577345382b23..0ef358285337 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -14,7 +14,7 @@
/* we cannot use FORTIFY as it brings in new symbols */
#define __NO_FORTIFY
-#include <stdarg.h>
+#include <linux/stdarg.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/init.h>
@@ -26,26 +26,30 @@
#include <linux/delay.h>
#include <linux/initrd.h>
#include <linux/bitops.h>
+#include <linux/pgtable.h>
+#include <linux/printk.h>
+#include <linux/of.h>
+#include <linux/of_fdt.h>
#include <asm/prom.h>
#include <asm/rtas.h>
#include <asm/page.h>
#include <asm/processor.h>
+#include <asm/interrupt.h>
#include <asm/irq.h>
#include <asm/io.h>
#include <asm/smp.h>
#include <asm/mmu.h>
-#include <asm/pgtable.h>
#include <asm/iommu.h>
#include <asm/btext.h>
#include <asm/sections.h>
-#include <asm/machdep.h>
+#include <asm/setup.h>
#include <asm/asm-prototypes.h>
#include <asm/ultravisor-api.h>
#include <linux/linux_logo.h>
/* All of prom_init bss lives here */
-#define __prombss __section(.bss.prominit)
+#define __prombss __section(".bss.prominit")
/*
* Eventually bump that one up
@@ -92,12 +96,6 @@ static int of_workarounds __prombss;
#define OF_WA_CLAIM 1 /* do phys/virt claim separately, then map */
#define OF_WA_LONGTRAIL 2 /* work around longtrail bugs */
-#define PROM_BUG() do { \
- prom_printf("kernel BUG at %s line 0x%x!\n", \
- __FILE__, __LINE__); \
- __builtin_trap(); \
-} while (0)
-
#ifdef DEBUG_PROM
#define prom_debug(x...) prom_printf(x)
#else
@@ -169,6 +167,7 @@ static unsigned long __prombss prom_tce_alloc_end;
#ifdef CONFIG_PPC_PSERIES
static bool __prombss prom_radix_disable;
+static bool __prombss prom_radix_gtse_disable;
static bool __prombss prom_xive_disable;
#endif
@@ -241,13 +240,31 @@ static int __init prom_strcmp(const char *cs, const char *ct)
return 0;
}
-static char __init *prom_strcpy(char *dest, const char *src)
+static ssize_t __init prom_strscpy_pad(char *dest, const char *src, size_t n)
{
- char *tmp = dest;
+ ssize_t rc;
+ size_t i;
- while ((*dest++ = *src++) != '\0')
- /* nothing */;
- return tmp;
+ if (n == 0 || n > INT_MAX)
+ return -E2BIG;
+
+ // Copy up to n bytes
+ for (i = 0; i < n && src[i] != '\0'; i++)
+ dest[i] = src[i];
+
+ rc = i;
+
+ // If we copied all n then we have run out of space for the nul
+ if (rc == n) {
+ // Rewind by one character to ensure nul termination
+ i--;
+ rc = -E2BIG;
+ }
+
+ for (; i < n; i++)
+ dest[i] = '\0';
+
+ return rc;
}
static int __init prom_strncmp(const char *cs, const char *ct, size_t count)
@@ -354,6 +371,7 @@ static int __init prom_strtobool(const char *s, bool *res)
default:
break;
}
+ break;
default:
break;
}
@@ -650,7 +668,7 @@ static inline int __init prom_getproplen(phandle node, const char *pname)
return call_prom("getproplen", 2, 1, node, ADDR(pname));
}
-static void add_string(char **str, const char *q)
+static void __init add_string(char **str, const char *q)
{
char *p = *str;
@@ -660,7 +678,7 @@ static void add_string(char **str, const char *q)
*str = p;
}
-static char *tohex(unsigned int x)
+static char *__init tohex(unsigned int x)
{
static const char digits[] __initconst = "0123456789abcdef";
static char result[9] __prombss;
@@ -699,29 +717,28 @@ static int __init prom_setprop(phandle node, const char *nodename,
}
/* We can't use the standard versions because of relocation headaches. */
-#define isxdigit(c) (('0' <= (c) && (c) <= '9') \
- || ('a' <= (c) && (c) <= 'f') \
- || ('A' <= (c) && (c) <= 'F'))
+#define prom_isxdigit(c) \
+ (('0' <= (c) && (c) <= '9') || ('a' <= (c) && (c) <= 'f') || ('A' <= (c) && (c) <= 'F'))
-#define isdigit(c) ('0' <= (c) && (c) <= '9')
-#define islower(c) ('a' <= (c) && (c) <= 'z')
-#define toupper(c) (islower(c) ? ((c) - 'a' + 'A') : (c))
+#define prom_isdigit(c) ('0' <= (c) && (c) <= '9')
+#define prom_islower(c) ('a' <= (c) && (c) <= 'z')
+#define prom_toupper(c) (prom_islower(c) ? ((c) - 'a' + 'A') : (c))
-static unsigned long prom_strtoul(const char *cp, const char **endp)
+static unsigned long __init prom_strtoul(const char *cp, const char **endp)
{
unsigned long result = 0, base = 10, value;
if (*cp == '0') {
base = 8;
cp++;
- if (toupper(*cp) == 'X') {
+ if (prom_toupper(*cp) == 'X') {
cp++;
base = 16;
}
}
- while (isxdigit(*cp) &&
- (value = isdigit(*cp) ? *cp - '0' : toupper(*cp) - 'A' + 10) < base) {
+ while (prom_isxdigit(*cp) &&
+ (value = prom_isdigit(*cp) ? *cp - '0' : prom_toupper(*cp) - 'A' + 10) < base) {
result = result * base + value;
cp++;
}
@@ -732,7 +749,7 @@ static unsigned long prom_strtoul(const char *cp, const char **endp)
return result;
}
-static unsigned long prom_memparse(const char *ptr, const char **retptr)
+static unsigned long __init prom_memparse(const char *ptr, const char **retptr)
{
unsigned long ret = prom_strtoul(ptr, retptr);
int shift = 0;
@@ -823,6 +840,12 @@ static void __init early_cmdline_parse(void)
if (prom_radix_disable)
prom_debug("Radix disabled from cmdline\n");
+ opt = prom_strstr(prom_cmd_line, "radix_hcall_invalidate=on");
+ if (opt) {
+ prom_radix_gtse_disable = true;
+ prom_debug("Radix GTSE disabled from cmdline\n");
+ }
+
opt = prom_strstr(prom_cmd_line, "xive=off");
if (opt) {
prom_xive_disable = true;
@@ -919,8 +942,12 @@ struct option_vector6 {
u8 os_name;
} __packed;
+struct option_vector7 {
+ u8 os_id[256];
+} __packed;
+
struct ibm_arch_vec {
- struct { u32 mask, val; } pvrs[12];
+ struct { __be32 mask, val; } pvrs[16];
u8 num_vectors;
@@ -941,6 +968,9 @@ struct ibm_arch_vec {
u8 vec6_len;
struct option_vector6 vec6;
+
+ u8 vec7_len;
+ struct option_vector7 vec7;
} __packed;
static const struct ibm_arch_vec ibm_architecture_vec_template __initconst = {
@@ -974,6 +1004,22 @@ static const struct ibm_arch_vec ibm_architecture_vec_template __initconst = {
.val = cpu_to_be32(0x004e0000),
},
{
+ .mask = cpu_to_be32(0xffff0000), /* POWER10 */
+ .val = cpu_to_be32(0x00800000),
+ },
+ {
+ .mask = cpu_to_be32(0xffff0000), /* POWER11 */
+ .val = cpu_to_be32(0x00820000),
+ },
+ {
+ .mask = cpu_to_be32(0xffffffff), /* P11 compliant */
+ .val = cpu_to_be32(0x0f000007),
+ },
+ {
+ .mask = cpu_to_be32(0xffffffff), /* all 3.1-compliant */
+ .val = cpu_to_be32(0x0f000006),
+ },
+ {
.mask = cpu_to_be32(0xffffffff), /* all 3.00-compliant */
.val = cpu_to_be32(0x0f000005),
},
@@ -1002,7 +1048,7 @@ static const struct ibm_arch_vec ibm_architecture_vec_template __initconst = {
.byte1 = 0,
.arch_versions = OV1_PPC_2_00 | OV1_PPC_2_01 | OV1_PPC_2_02 | OV1_PPC_2_03 |
OV1_PPC_2_04 | OV1_PPC_2_05 | OV1_PPC_2_06 | OV1_PPC_2_07,
- .arch_versions3 = OV1_PPC_3_00,
+ .arch_versions3 = OV1_PPC_3_00 | OV1_PPC_3_1,
},
.vec2_len = VECTOR_LENGTH(sizeof(struct option_vector2)),
@@ -1054,7 +1100,8 @@ static const struct ibm_arch_vec ibm_architecture_vec_template __initconst = {
#else
0,
#endif
- .associativity = OV5_FEAT(OV5_TYPE1_AFFINITY) | OV5_FEAT(OV5_PRRN),
+ .associativity = OV5_FEAT(OV5_FORM1_AFFINITY) | OV5_FEAT(OV5_PRRN) |
+ OV5_FEAT(OV5_FORM2_AFFINITY),
.bin_opts = OV5_FEAT(OV5_RESIZE_HPT) | OV5_FEAT(OV5_HP_EVT),
.micro_checkpoint = 0,
.reserved0 = 0,
@@ -1079,6 +1126,9 @@ static const struct ibm_arch_vec ibm_architecture_vec_template __initconst = {
.secondary_pteg = 0,
.os_name = OV6_LINUX,
},
+
+ /* option vector 7: OS Identification */
+ .vec7_len = VECTOR_LENGTH(sizeof(struct option_vector7)),
};
static struct ibm_arch_vec __prombss ibm_architecture_vec ____cacheline_aligned;
@@ -1277,10 +1327,8 @@ static void __init prom_parse_platform_support(u8 index, u8 val,
prom_parse_mmu_model(val & OV5_FEAT(OV5_MMU_SUPPORT), support);
break;
case OV5_INDX(OV5_RADIX_GTSE): /* Radix Extensions */
- if (val & OV5_FEAT(OV5_RADIX_GTSE)) {
- prom_debug("Radix - GTSE supported\n");
- support->radix_gtse = true;
- }
+ if (val & OV5_FEAT(OV5_RADIX_GTSE))
+ support->radix_gtse = !prom_radix_gtse_disable;
break;
case OV5_INDX(OV5_XIVE_SUPPORT): /* Interrupt mode */
prom_parse_xive_model(val & OV5_FEAT(OV5_XIVE_SUPPORT),
@@ -1309,6 +1357,8 @@ static void __init prom_check_platform_support(void)
memcpy(&ibm_architecture_vec, &ibm_architecture_vec_template,
sizeof(ibm_architecture_vec));
+ prom_strscpy_pad(ibm_architecture_vec.vec7.os_id, linux_banner, 256);
+
if (prop_len > 1) {
int i;
u8 vec[8];
@@ -1317,23 +1367,22 @@ static void __init prom_check_platform_support(void)
if (prop_len > sizeof(vec))
prom_printf("WARNING: ibm,arch-vec-5-platform-support longer than expected (len: %d)\n",
prop_len);
- prom_getprop(prom.chosen, "ibm,arch-vec-5-platform-support",
- &vec, sizeof(vec));
- for (i = 0; i < sizeof(vec); i += 2) {
- prom_debug("%d: index = 0x%x val = 0x%x\n", i / 2
- , vec[i]
- , vec[i + 1]);
- prom_parse_platform_support(vec[i], vec[i + 1],
- &supported);
+ prom_getprop(prom.chosen, "ibm,arch-vec-5-platform-support", &vec, sizeof(vec));
+ for (i = 0; i < prop_len; i += 2) {
+ prom_debug("%d: index = 0x%x val = 0x%x\n", i / 2, vec[i], vec[i + 1]);
+ prom_parse_platform_support(vec[i], vec[i + 1], &supported);
}
}
- if (supported.radix_mmu && supported.radix_gtse &&
- IS_ENABLED(CONFIG_PPC_RADIX_MMU)) {
- /* Radix preferred - but we require GTSE for now */
- prom_debug("Asking for radix with GTSE\n");
+ if (supported.radix_mmu && IS_ENABLED(CONFIG_PPC_RADIX_MMU)) {
+ /* Radix preferred - Check if GTSE is also supported */
+ prom_debug("Asking for radix\n");
ibm_architecture_vec.vec5.mmu = OV5_FEAT(OV5_MMU_RADIX);
- ibm_architecture_vec.vec5.radix_ext = OV5_FEAT(OV5_RADIX_GTSE);
+ if (supported.radix_gtse)
+ ibm_architecture_vec.vec5.radix_ext =
+ OV5_FEAT(OV5_RADIX_GTSE);
+ else
+ prom_debug("Radix GTSE isn't supported\n");
} else if (supported.hash_mmu) {
/* Default to hash mmu (if we can) */
prom_debug("Asking for hash\n");
@@ -1449,18 +1498,18 @@ static unsigned long __init alloc_up(unsigned long size, unsigned long align)
unsigned long addr = 0;
if (align)
- base = _ALIGN_UP(base, align);
+ base = ALIGN(base, align);
prom_debug("%s(%lx, %lx)\n", __func__, size, align);
if (ram_top == 0)
prom_panic("alloc_up() called with mem not initialized\n");
if (align)
- base = _ALIGN_UP(alloc_bottom, align);
+ base = ALIGN(alloc_bottom, align);
else
base = alloc_bottom;
for(; (base + size) <= alloc_top;
- base = _ALIGN_UP(base + 0x100000, align)) {
+ base = ALIGN(base + 0x100000, align)) {
prom_debug(" trying: 0x%lx\n\r", base);
addr = (unsigned long)prom_claim(base, size, 0);
if (addr != PROM_ERROR && addr != 0)
@@ -1500,7 +1549,7 @@ static unsigned long __init alloc_down(unsigned long size, unsigned long align,
if (highmem) {
/* Carve out storage for the TCE table. */
- addr = _ALIGN_DOWN(alloc_top_high - size, align);
+ addr = ALIGN_DOWN(alloc_top_high - size, align);
if (addr <= alloc_bottom)
return 0;
/* Will we bump into the RMO ? If yes, check out that we
@@ -1518,9 +1567,9 @@ static unsigned long __init alloc_down(unsigned long size, unsigned long align,
goto bail;
}
- base = _ALIGN_DOWN(alloc_top - size, align);
+ base = ALIGN_DOWN(alloc_top - size, align);
for (; base > alloc_bottom;
- base = _ALIGN_DOWN(base - 0x100000, align)) {
+ base = ALIGN_DOWN(base - 0x100000, align)) {
prom_debug(" trying: 0x%lx\n\r", base);
addr = (unsigned long)prom_claim(base, size, 0);
if (addr != PROM_ERROR && addr != 0)
@@ -1586,8 +1635,8 @@ static void __init reserve_mem(u64 base, u64 size)
* have our terminator with "size" set to 0 since we are
* dumb and just copy this entire array to the boot params
*/
- base = _ALIGN_DOWN(base, PAGE_SIZE);
- top = _ALIGN_UP(top, PAGE_SIZE);
+ base = ALIGN_DOWN(base, PAGE_SIZE);
+ top = ALIGN(top, PAGE_SIZE);
size = top - base;
if (cnt >= (MEM_RESERVE_MAP_SIZE - 1))
@@ -1741,7 +1790,7 @@ static void __init prom_close_stdin(void)
}
#ifdef CONFIG_PPC_SVM
-static int prom_rtas_hcall(uint64_t args)
+static int __init prom_rtas_hcall(uint64_t args)
{
register uint64_t arg1 asm("r3") = H_RTAS;
register uint64_t arg2 asm("r4") = args;
@@ -1749,6 +1798,8 @@ static int prom_rtas_hcall(uint64_t args)
asm volatile("sc 1\n" : "=r" (arg1) :
"r" (arg1),
"r" (arg2) :);
+ srr_regs_clobbered();
+
return arg1;
}
@@ -1773,6 +1824,9 @@ static void __init prom_rtas_os_term(char *str)
if (token == 0)
prom_panic("Could not get token for ibm,os-term\n");
os_term_args.token = cpu_to_be32(token);
+ os_term_args.nargs = cpu_to_be32(1);
+ os_term_args.nret = cpu_to_be32(1);
+ os_term_args.args[0] = cpu_to_be32(__pa(str));
prom_rtas_hcall((uint64_t)&os_term_args);
}
#endif /* CONFIG_PPC_SVM */
@@ -2250,7 +2304,7 @@ static void __init prom_init_stdout(void)
static int __init prom_find_machine_type(void)
{
- char compat[256];
+ static char compat[256] __prombss;
int len, i = 0;
#ifdef CONFIG_PPC64
phandle rtas;
@@ -2403,10 +2457,19 @@ static void __init prom_check_displays(void)
u32 width, height, pitch, addr;
prom_printf("Setting btext !\n");
- prom_getprop(node, "width", &width, 4);
- prom_getprop(node, "height", &height, 4);
- prom_getprop(node, "linebytes", &pitch, 4);
- prom_getprop(node, "address", &addr, 4);
+
+ if (prom_getprop(node, "width", &width, 4) == PROM_ERROR)
+ return;
+
+ if (prom_getprop(node, "height", &height, 4) == PROM_ERROR)
+ return;
+
+ if (prom_getprop(node, "linebytes", &pitch, 4) == PROM_ERROR)
+ return;
+
+ if (prom_getprop(node, "address", &addr, 4) == PROM_ERROR)
+ return;
+
prom_printf("W=%d H=%d LB=%d addr=0x%x\n",
width, height, pitch, addr);
btext_setup_display(width, height, 8, pitch, addr);
@@ -2423,7 +2486,7 @@ static void __init *make_room(unsigned long *mem_start, unsigned long *mem_end,
{
void *ret;
- *mem_start = _ALIGN(*mem_start, align);
+ *mem_start = ALIGN(*mem_start, align);
while ((*mem_start + needed) > *mem_end) {
unsigned long room, chunk;
@@ -2559,7 +2622,7 @@ static void __init scan_dt_build_struct(phandle node, unsigned long *mem_start,
*lp++ = *p;
}
*lp = 0;
- *mem_start = _ALIGN((unsigned long)lp + 1, 4);
+ *mem_start = ALIGN((unsigned long)lp + 1, 4);
}
/* get it again for debugging */
@@ -2605,7 +2668,7 @@ static void __init scan_dt_build_struct(phandle node, unsigned long *mem_start,
/* push property content */
valp = make_room(mem_start, mem_end, l, 4);
call_prom("getprop", 4, 1, node, pname, valp, l);
- *mem_start = _ALIGN(*mem_start, 4);
+ *mem_start = ALIGN(*mem_start, 4);
if (!prom_strcmp(pname, "phandle"))
has_phandle = 1;
@@ -2664,7 +2727,7 @@ static void __init flatten_device_tree(void)
prom_panic ("couldn't get device tree root\n");
/* Build header and make room for mem rsv map */
- mem_start = _ALIGN(mem_start, 4);
+ mem_start = ALIGN(mem_start, 4);
hdr = make_room(&mem_start, &mem_end,
sizeof(struct boot_param_header), 4);
dt_header_start = (unsigned long)hdr;
@@ -2677,7 +2740,7 @@ static void __init flatten_device_tree(void)
/* Add "phandle" in there, we'll need it */
namep = make_room(&mem_start, &mem_end, 16, 1);
- prom_strcpy(namep, "phandle");
+ prom_strscpy_pad(namep, "phandle", sizeof("phandle"));
mem_start = (unsigned long)namep + prom_strlen(namep) + 1;
/* Build string array */
@@ -2932,7 +2995,7 @@ static void __init fixup_device_tree_efika_add_phy(void)
/* Check if the phy-handle property exists - bail if it does */
rv = prom_getprop(node, "phy-handle", prop, sizeof(prop));
- if (!rv)
+ if (rv <= 0)
return;
/*
@@ -2958,7 +3021,7 @@ static void __init fixup_device_tree_efika_add_phy(void)
" 0x3 encode-int encode+"
" s\" interrupts\" property"
" finish-device");
- };
+ }
/* Check for a PHY device node - if missing then create one and
* give it's phandle to the ethernet node */
@@ -3185,59 +3248,11 @@ static void __init prom_check_initrd(unsigned long r3, unsigned long r4)
#endif /* CONFIG_BLK_DEV_INITRD */
}
-#ifdef CONFIG_PPC64
-#ifdef CONFIG_RELOCATABLE
-static void reloc_toc(void)
-{
-}
-
-static void unreloc_toc(void)
-{
-}
-#else
-static void __reloc_toc(unsigned long offset, unsigned long nr_entries)
-{
- unsigned long i;
- unsigned long *toc_entry;
-
- /* Get the start of the TOC by using r2 directly. */
- asm volatile("addi %0,2,-0x8000" : "=b" (toc_entry));
-
- for (i = 0; i < nr_entries; i++) {
- *toc_entry = *toc_entry + offset;
- toc_entry++;
- }
-}
-
-static void reloc_toc(void)
-{
- unsigned long offset = reloc_offset();
- unsigned long nr_entries =
- (__prom_init_toc_end - __prom_init_toc_start) / sizeof(long);
-
- __reloc_toc(offset, nr_entries);
-
- mb();
-}
-
-static void unreloc_toc(void)
-{
- unsigned long offset = reloc_offset();
- unsigned long nr_entries =
- (__prom_init_toc_end - __prom_init_toc_start) / sizeof(long);
-
- mb();
-
- __reloc_toc(-offset, nr_entries);
-}
-#endif
-#endif
-
#ifdef CONFIG_PPC_SVM
/*
* Perform the Enter Secure Mode ultracall.
*/
-static int enter_secure_mode(unsigned long kbase, unsigned long fdt)
+static int __init enter_secure_mode(unsigned long kbase, unsigned long fdt)
{
register unsigned long r3 asm("r3") = UV_ESM;
register unsigned long r4 asm("r4") = kbase;
@@ -3251,7 +3266,7 @@ static int enter_secure_mode(unsigned long kbase, unsigned long fdt)
/*
* Call the Ultravisor to transfer us to secure memory if we have an ESM blob.
*/
-static void setup_secure_guest(unsigned long kbase, unsigned long fdt)
+static void __init setup_secure_guest(unsigned long kbase, unsigned long fdt)
{
int ret;
@@ -3266,14 +3281,12 @@ static void setup_secure_guest(unsigned long kbase, unsigned long fdt)
* relocated it so the check will fail. Restore the original image by
* relocating it back to the kernel virtual base address.
*/
- if (IS_ENABLED(CONFIG_RELOCATABLE))
- relocate(KERNELBASE);
+ relocate(KERNELBASE);
ret = enter_secure_mode(kbase, fdt);
/* Relocate the kernel again. */
- if (IS_ENABLED(CONFIG_RELOCATABLE))
- relocate(kbase);
+ relocate(kbase);
if (ret != U_SUCCESS) {
prom_printf("Returned %d from switching to secure mode.\n", ret);
@@ -3281,7 +3294,7 @@ static void setup_secure_guest(unsigned long kbase, unsigned long fdt)
}
}
#else
-static void setup_secure_guest(unsigned long kbase, unsigned long fdt)
+static void __init setup_secure_guest(unsigned long kbase, unsigned long fdt)
{
}
#endif /* CONFIG_PPC_SVM */
@@ -3301,8 +3314,6 @@ unsigned long __init prom_init(unsigned long r3, unsigned long r4,
#ifdef CONFIG_PPC32
unsigned long offset = reloc_offset();
reloc_got2(offset);
-#else
- reloc_toc();
#endif
/*
@@ -3409,7 +3420,7 @@ unsigned long __init prom_init(unsigned long r3, unsigned long r4,
*
* PowerMacs use a different mechanism to spin CPUs
*
- * (This must be done after instanciating RTAS)
+ * (This must be done after instantiating RTAS)
*/
if (of_platform != PLATFORM_POWERMAC)
prom_hold_cpus();
@@ -3474,14 +3485,11 @@ unsigned long __init prom_init(unsigned long r3, unsigned long r4,
*/
hdr = dt_header_start;
- /* Don't print anything after quiesce under OPAL, it crashes OFW */
prom_printf("Booting Linux via __start() @ 0x%lx ...\n", kbase);
prom_debug("->dt_header_start=0x%lx\n", hdr);
#ifdef CONFIG_PPC32
reloc_got2(-offset);
-#else
- unreloc_toc();
#endif
/* Move to secure memory if we're supposed to be secure guests. */
generated by cgit (git 2.34.1) at 2024-05-09 15:29:39 +0000