diff options
author | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2005-12-05 19:56:38 +0000 |
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committer | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2005-12-05 19:56:38 +0000 |
commit | 2d7272a5884d90ed1ac78fdb436621db1f192909 (patch) | |
tree | aa3b2c4351d2ce504cc97e319fd5f4c1dca2c760 /hw | |
parent | 30d6cb8479163676bf27bf73464a899db985f1f9 (diff) |
kernel command line support (Daniel Jacobowitz)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1687 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw')
-rw-r--r-- | hw/mips_r4k.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/hw/mips_r4k.c b/hw/mips_r4k.c index b1c708cfc3..2b47ef5849 100644 --- a/hw/mips_r4k.c +++ b/hw/mips_r4k.c @@ -53,7 +53,7 @@ static void cpu_mips_update_count (CPUState *env, uint32_t count, next = now + muldiv64(compare - tmp, ticks_per_sec, 100 * 1000 * 1000); if (next == now) next++; -#if 1 +#if 0 if (logfile) { fprintf(logfile, "%s: 0x%08llx %08x %08x => 0x%08llx\n", __func__, now, count, compare, next - now); @@ -84,7 +84,7 @@ static void mips_timer_cb (void *opaque) CPUState *env; env = opaque; -#if 1 +#if 0 if (logfile) { fprintf(logfile, "%s\n", __func__); } @@ -103,23 +103,29 @@ void cpu_mips_clock_init (CPUState *env) static void io_writeb (void *opaque, target_phys_addr_t addr, uint32_t value) { +#if 0 if (logfile) fprintf(logfile, "%s: addr %08x val %08x\n", __func__, addr, value); +#endif cpu_outb(NULL, addr & 0xffff, value); } static uint32_t io_readb (void *opaque, target_phys_addr_t addr) { uint32_t ret = cpu_inb(NULL, addr & 0xffff); +#if 0 if (logfile) fprintf(logfile, "%s: addr %08x val %08x\n", __func__, addr, ret); +#endif return ret; } static void io_writew (void *opaque, target_phys_addr_t addr, uint32_t value) { +#if 0 if (logfile) fprintf(logfile, "%s: addr %08x val %08x\n", __func__, addr, value); +#endif #ifdef TARGET_WORDS_BIGENDIAN value = bswap16(value); #endif @@ -132,15 +138,19 @@ static uint32_t io_readw (void *opaque, target_phys_addr_t addr) #ifdef TARGET_WORDS_BIGENDIAN ret = bswap16(ret); #endif +#if 0 if (logfile) fprintf(logfile, "%s: addr %08x val %08x\n", __func__, addr, ret); +#endif return ret; } static void io_writel (void *opaque, target_phys_addr_t addr, uint32_t value) { +#if 0 if (logfile) fprintf(logfile, "%s: addr %08x val %08x\n", __func__, addr, value); +#endif #ifdef TARGET_WORDS_BIGENDIAN value = bswap32(value); #endif @@ -154,8 +164,10 @@ static uint32_t io_readl (void *opaque, target_phys_addr_t addr) #ifdef TARGET_WORDS_BIGENDIAN ret = bswap32(ret); #endif +#if 0 if (logfile) fprintf(logfile, "%s: addr %08x val %08x\n", __func__, addr, ret); +#endif return ret; } @@ -233,6 +245,11 @@ void mips_r4k_init (int ram_size, int vga_ram_size, int boot_device, initrd_size = 0; } env->PC = KERNEL_LOAD_ADDR; + /* Store command line. */ + strcpy (phys_ram_base + (16 << 20) - 256, kernel_cmdline); + /* FIXME: little endian support */ + *(int *)(phys_ram_base + (16 << 20) - 260) = tswap32 (0x12345678); + *(int *)(phys_ram_base + (16 << 20) - 264) = tswap32 (ram_size); } else { kernel_base = 0; kernel_size = 0; |