From 3ddd00658edf6c1af0c22f9cdcf963efdeda91bb Mon Sep 17 00:00:00 2001 From: ths Date: Wed, 31 Jan 2007 11:48:27 +0000 Subject: [PATCH] Fix 64bit-induced MIPS Malta breakage, by Aurelien Jarno. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2365 c046a42c-6fe2-441c-8c8c-71466251a162 --- hw/mips_malta.c | 39 +++++++++++++++++++-------------------- 1 file changed, 19 insertions(+), 20 deletions(-) diff --git a/hw/mips_malta.c b/hw/mips_malta.c index c37c360843..029e18e685 100644 --- a/hw/mips_malta.c +++ b/hw/mips_malta.c @@ -32,12 +32,11 @@ #ifdef MIPS_HAS_MIPS64 #define INITRD_LOAD_ADDR (int64_t)0x80800000 -#define ENVP_ADDR (int64_t)0x80002000 #else #define INITRD_LOAD_ADDR (int32_t)0x80800000 -#define ENVP_ADDR (int32_t)0x80002000 #endif +#define ENVP_ADDR (int32_t)0x80002000 #define VIRT_TO_PHYS_ADDEND (-((int64_t)(int32_t)0x80000000)) #define ENVP_NB_ENTRIES 16 @@ -390,36 +389,36 @@ static void write_bootloader (CPUState *env, unsigned long bios_offset, int64_t /* Small bootloader */ p = (uint32_t *) (phys_ram_base + bios_offset); - stl_raw(p++, 0x0bf00010); /* j 0x1fc00040 */ - stl_raw(p++, 0x00000000); /* nop */ + stl_raw(p++, 0x0bf00010); /* j 0x1fc00040 */ + stl_raw(p++, 0x00000000); /* nop */ /* Second part of the bootloader */ p = (uint32_t *) (phys_ram_base + bios_offset + 0x040); - stl_raw(p++, 0x3c040000); /* lui a0, 0 */ - stl_raw(p++, 0x34840002); /* ori a0, a0, 2 */ - stl_raw(p++, 0x3c050000 | ((ENVP_ADDR) >> 16)); /* lui a1, high(ENVP_ADDR) */ - stl_raw(p++, 0x34a50000 | ((ENVP_ADDR) & 0xffff)); /* ori a1, a0, low(ENVP_ADDR) */ - stl_raw(p++, 0x3c060000 | ((ENVP_ADDR + 8) >> 16)); /* lui a2, high(ENVP_ADDR + 8) */ - stl_raw(p++, 0x34c60000 | ((ENVP_ADDR + 8) & 0xffff)); /* ori a2, a2, low(ENVP_ADDR + 8) */ - stl_raw(p++, 0x3c070000 | ((env->ram_size) >> 16)); /* lui a3, high(env->ram_size) */ - stl_raw(p++, 0x34e70000 | ((env->ram_size) & 0xffff)); /* ori a3, a3, low(env->ram_size) */ - stl_raw(p++, 0x3c1f0000 | ((kernel_addr) >> 16)); /* lui ra, high(kernel_addr) */; - stl_raw(p++, 0x37ff0000 | ((kernel_addr) & 0xffff)); /* ori ra, ra, low(kernel_addr) */ - stl_raw(p++, 0x03e00008); /* jr ra */ - stl_raw(p++, 0x00000000); /* nop */ + stl_raw(p++, 0x3c040000); /* lui a0, 0 */ + stl_raw(p++, 0x34840002); /* ori a0, a0, 2 */ + stl_raw(p++, 0x3c050000 | ((ENVP_ADDR >> 16) & 0xffff)); /* lui a1, high(ENVP_ADDR) */ + stl_raw(p++, 0x34a50000 | (ENVP_ADDR & 0xffff)); /* ori a1, a0, low(ENVP_ADDR) */ + stl_raw(p++, 0x3c060000 | (((ENVP_ADDR + 8) >> 16) & 0xffff)); /* lui a2, high(ENVP_ADDR + 8) */ + stl_raw(p++, 0x34c60000 | ((ENVP_ADDR + 8) & 0xffff)); /* ori a2, a2, low(ENVP_ADDR + 8) */ + stl_raw(p++, 0x3c070000 | (env->ram_size >> 16)); /* lui a3, high(env->ram_size) */ + stl_raw(p++, 0x34e70000 | (env->ram_size & 0xffff)); /* ori a3, a3, low(env->ram_size) */ + stl_raw(p++, 0x3c1f0000 | ((kernel_addr >> 16) & 0xffff)); /* lui ra, high(kernel_addr) */; + stl_raw(p++, 0x37ff0000 | (kernel_addr & 0xffff)); /* ori ra, ra, low(kernel_addr) */ + stl_raw(p++, 0x03e00008); /* jr ra */ + stl_raw(p++, 0x00000000); /* nop */ } static void prom_set(int index, const char *string, ...) { va_list ap; - uint32_t *p; - uint32_t table_addr; + int32_t *p; + int32_t table_addr; char *s; if (index >= ENVP_NB_ENTRIES) return; - p = (uint32_t *) (phys_ram_base + ENVP_ADDR + VIRT_TO_PHYS_ADDEND); + p = (int32_t *) (phys_ram_base + ENVP_ADDR + VIRT_TO_PHYS_ADDEND); p += index; if (string == NULL) { @@ -427,7 +426,7 @@ static void prom_set(int index, const char *string, ...) return; } - table_addr = ENVP_ADDR + sizeof(uint32_t) * ENVP_NB_ENTRIES + index * ENVP_ENTRY_SIZE; + table_addr = ENVP_ADDR + sizeof(int32_t) * ENVP_NB_ENTRIES + index * ENVP_ENTRY_SIZE; s = (char *) (phys_ram_base + VIRT_TO_PHYS_ADDEND + table_addr); stl_raw(p, table_addr); -- 2.11.0