| /SPARTAN/trunk/doc/arch/mips |
|---|
| 22,7 → 22,7 |
| add rwm mainmem 0 16M load "kernel.bin" |
| add rom startmem 0x1fc00000 1k load "load.bin" |
| add dprinter printer 0xA000000 |
| add dprinter printer 0x10000000 |
| /SPARTAN/trunk/src/Makefile.config |
|---|
| 5,7 → 5,7 |
| #ARCH=amd64 |
| # Support for symetric multiprocessors |
| #SMP=__SMP__ |
| SMP=__SMP__ |
| # Improved support for hyperthreading |
| HT=__HT__ |
| 14,7 → 14,7 |
| #NDEBUG=__NDEBUG__ |
| # Deadlock detection support for spinlocks. |
| DEBUG_SPINLOCK=DEBUG_SPINLOCK |
| #DEBUG_SPINLOCK=DEBUG_SPINLOCK |
| # Uncomment if you want to compile in userspace support |
| #USERSPACE=__USERSPACE__ |
| /SPARTAN/trunk/arch/mips/src/putchar.c |
|---|
| 30,7 → 30,7 |
| #include <arch/types.h> |
| #include <arch/cp0.h> |
| #define VIDEORAM 0xA000000 |
| #define VIDEORAM 0xB0000000 |
| void putchar(const char ch) |
| { |
| /SPARTAN/trunk/arch/ia32/src/pm.c |
|---|
| 74,6 → 74,7 |
| d->base_0_15 = KA2PA(base) & 0xffff; |
| d->base_16_23 = (KA2PA(base) >> 16) & 0xff; |
| d->base_24_31 = (KA2PA(base) >> 24) & 0xff; |
| } |
| void gdt_setlimit(struct descriptor *d, __u32 limit) |
| /SPARTAN/trunk/arch/ia32/src/smp/mps.c |
|---|
| 158,7 → 158,7 |
| if (fs->config_type == 0 && fs->configuration_table) { |
| if (fs->mpfib2 >> 7) { |
| printf("mps_init: PIC mode not supported\n"); |
| printf("%s: PIC mode not supported\n", __FUNCTION__); |
| return; |
| } |
| 188,15 → 188,15 |
| int i, cnt; |
| if (ct->signature != CT_SIGNATURE) { |
| printf("configure_via_ct: bad ct->signature\n"); |
| printf("%s: bad ct->signature\n", __FUNCTION__); |
| return 1; |
| } |
| if (!mps_ct_check()) { |
| printf("configure_via_ct: bad ct checksum\n"); |
| printf("%s: bad ct checksum\n", __FUNCTION__); |
| return 1; |
| } |
| if (ct->oem_table) { |
| printf("configure_via_ct: ct->oem_table not supported\n"); |
| printf("%s: ct->oem_table not supported\n", __FUNCTION__); |
| return 1; |
| } |
| 251,7 → 251,7 |
| * Something is wrong. Fallback to UP mode. |
| */ |
| printf("configure_via_ct: ct badness\n"); |
| printf("%s: ct badness\n", __FUNCTION__); |
| return 1; |
| } |
| } |
| 268,7 → 268,7 |
| /* |
| * Not yet implemented. |
| */ |
| printf("configure_via_default: not supported\n"); |
| printf("%s: not supported\n", __FUNCTION__); |
| return 1; |
| } |
| 425,12 → 425,12 |
| * Set the warm-reset vector to the real-mode address of 4K-aligned ap_boot() |
| */ |
| *((__u16 *) (frame + 0x467+0)) = ((__address) ap_boot) >> 4; /* segment */ |
| *((__u16 *) (frame + 0x467+2)) = 0x0; /* offset */ |
| *((__u16 *) (frame + 0x467+2)) = 0; /* offset */ |
| /* |
| * Give back the borrowed frame and restore identity mapping for it. |
| * Give back and unmap the borrowed frame. |
| */ |
| map_page_to_frame(frame,frame,PAGE_CACHEABLE,0); |
| map_page_to_frame(frame,0,PAGE_NOT_PRESENT,0); |
| frame_free(frame); |
| /* |
| 472,8 → 472,8 |
| panic("couldn't allocate memory for GDT\n"); |
| memcopy(gdt, gdt_new, GDT_ITEMS*sizeof(struct descriptor)); |
| gdtr.base = (__address) gdt_new; |
| gdtr.base = KA2PA((__address) gdt_new); |
| if (l_apic_send_init_ipi(pr[i].l_apic_id)) { |
| /* |
| * There may be just one AP being initialized at |
| /SPARTAN/trunk/arch/ia32/src/smp/ap.S |
|---|
| 30,7 → 30,7 |
| # Init code for application processors. |
| # |
| .text |
| .section K_TEXT_START_2 |
| #ifdef __SMP__ |
| 47,7 → 47,6 |
| ap_boot: |
| .code16 |
| cli |
| xorw %ax,%ax |
| movw %ax,%ds |
| 55,6 → 54,8 |
| movl %cr0,%eax |
| orl $1,%eax |
| movl %eax,%cr0 |
| jmp 0f |
| 0: |
| ljmp $KTEXT,$jump_to_kernel |
| # this is where the AP enters the kernel space |
| 64,11 → 65,13 |
| movw %ax,%ds |
| movw %ax,%es |
| movw %ax,%ss |
| movl $ctx,%eax |
| movl $(ctx-0x80000000),%eax # KA2PA((__address) &ctx) |
| movl (%eax),%esp |
| lidt idtr |
| call map_kernel |
| ljmp $KTEXT,$main_ap |
| #endif /* __SMP__ */ |
| /SPARTAN/trunk/arch/ia32/src/smp/apic.c |
|---|
| 208,7 → 208,7 |
| for (i = 0; i<2; i++) { |
| lo = l_apic[ICRlo] & ICRloClear; |
| lo |= ((__address) ap_boot) / 4096; /* calculate the reset vector */ |
| l_apic[ICRlo] = lo | DLVRMODE_STUP | DESTMODE_PHYS | LEVEL_ASSERT | SHORTHAND_DEST | TRGRMODE_LEVEL; |
| l_apic[ICRlo] = lo | DLVRMODE_STUP | DESTMODE_PHYS | LEVEL_ASSERT | SHORTHAND_DEST | TRGRMODE_LEVEL; |
| delay(200); |
| } |
| } |
| /SPARTAN/trunk/arch/ia32/src/boot/boot.S |
|---|
| 62,6 → 62,19 |
| lidt idtr |
| call map_kernel |
| movl $_hardcoded_ktext_size, hardcoded_ktext_size |
| movl $_hardcoded_kdata_size, hardcoded_kdata_size |
| movl $_hardcoded_load_address, hardcoded_load_address |
| call main_bsp # never returns |
| cli |
| hlt |
| .global map_kernel |
| map_kernel: |
| # |
| # Here we setup mapping for both the unmapped and mapped sections of the kernel. |
| # For simplicity, we set only one 4M page for 0x00000000 and one for 0x80000000. |
| 83,16 → 96,9 |
| movl %cr0, %ebx |
| orl $(1<<31), %ebx |
| movl %ebx, %cr0 |
| ret |
| movl $_hardcoded_ktext_size, hardcoded_ktext_size |
| movl $_hardcoded_kdata_size, hardcoded_kdata_size |
| movl $_hardcoded_load_address, hardcoded_load_address |
| call main_bsp # never returns |
| cli |
| hlt |
| .section K_DATA_START |
| .align 4096 |
| /SPARTAN/trunk/arch/ia32/src/boot/memmap.S |
|---|
| 36,7 → 36,7 |
| .global memmap_arch_init |
| .code16 |
| .section K_TEXT_START |
| .section K_TEXT_START_2 |
| memmap_arch_init: |
| /SPARTAN/trunk/arch/ia32/src/mm/page.c |
|---|
| 72,7 → 72,6 |
| cpu_write_dba(KA2PA(dba)); |
| } |
| else { |
| /* |
| * Application processors need to create their own view of the |
| * virtual address space. Because of that, each AP copies |
| /SPARTAN/trunk/arch/ia32/_link.ld |
|---|
| 15,6 → 15,7 |
| .unmapped 0x8000: AT (0x8000) { |
| unmapped_ktext_start = .; |
| *(K_TEXT_START); |
| *(K_TEXT_START_2); |
| unmapped_ktext_end = .; |
| unmapped_kdata_start = .; |
| *(K_DATA_START); |