| 33,7 → 33,6 |
|---|
| */ |
| |
| #include <arch.h> |
| #include <arch/boot.h> |
| #include <arch/cp0.h> |
| #include <arch/exception.h> |
| #include <mm/as.h> |
| 58,34 → 57,39 |
|---|
| |
| #include <arch/asm/regname.h> |
| |
| /* Size of the code jumping to the exception handler code |
| * - J+NOP |
| /* Size of the code jumping to the exception handler code |
| * - J+NOP |
| */ |
| #define EXCEPTION_JUMP_SIZE 8 |
| #define EXCEPTION_JUMP_SIZE 8 |
| |
| #define TLB_EXC ((char *) 0x80000000) |
| #define NORM_EXC ((char *) 0x80000180) |
| #define CACHE_EXC ((char *) 0x80000100) |
| #define TLB_EXC ((char *) 0x80000000) |
| #define NORM_EXC ((char *) 0x80000180) |
| #define CACHE_EXC ((char *) 0x80000100) |
| |
| |
| /* Why the linker moves the variable 64K away in assembler |
| * when not in .text section ???????? |
| * when not in .text section? |
| */ |
| |
| /* Stack pointer saved when entering user mode */ |
| uintptr_t supervisor_sp __attribute__ ((section (".text"))); |
| /* Stack pointer saved when entering user mode */ |
| /* TODO: How do we do it on SMP system???? */ |
| bootinfo_t bootinfo __attribute__ ((section (".text"))); |
| |
| void arch_pre_main(void) |
| count_t cpu_count = 0; |
| |
| void arch_pre_main(void *entry __attribute__((unused)), bootinfo_t *bootinfo) |
| { |
| /* Setup usermode */ |
| init.cnt = bootinfo.cnt; |
| init.cnt = bootinfo->cnt; |
| |
| uint32_t i; |
| count_t i; |
| for (i = 0; i < min3(bootinfo->cnt, TASKMAP_MAX_RECORDS, CONFIG_INIT_TASKS); i++) { |
| init.tasks[i].addr = bootinfo->tasks[i].addr; |
| init.tasks[i].size = bootinfo->tasks[i].size; |
| } |
| |
| for (i = 0; i < bootinfo.cnt; i++) { |
| init.tasks[i].addr = bootinfo.tasks[i].addr; |
| init.tasks[i].size = bootinfo.tasks[i].size; |
| for (i = 0; i < CPUMAP_MAX_RECORDS; i++) { |
| if ((bootinfo->cpumap & (1 << i)) != 0) |
| cpu_count++; |
| } |
| } |
| |
| 137,19 → 141,19 |
|---|
| fb_init(&gxemul_prop); |
| #endif |
| |
| #ifdef msim |
| #ifdef MACHINE_msim |
| sysinfo_set_item_val("machine.msim", NULL, 1); |
| #endif |
| |
| #ifdef simics |
| #ifdef MACHINE_simics |
| sysinfo_set_item_val("machine.simics", NULL, 1); |
| #endif |
| |
| #ifdef bgxemul |
| #ifdef MACHINE_bgxemul |
| sysinfo_set_item_val("machine.bgxemul", NULL, 1); |
| #endif |
| |
| #ifdef lgxemul |
| #ifdef MACHINE_lgxemul |
| sysinfo_set_item_val("machine.lgxemul", NULL, 1); |
| #endif |
| } |
| 166,6 → 170,10 |
|---|
| { |
| } |
| |
| void calibrate_delay_loop(void) |
| { |
| } |
| |
| void userspace(uspace_arg_t *kernel_uarg) |
| { |
| /* EXL = 1, UM = 1, IE = 1 */ |