| /trunk/kernel/arch/sparc64/src/sparc64.c |
|---|
| 37,7 → 37,6 |
| #include <config.h> |
| #include <arch/trap/trap.h> |
| #include <arch/console.h> |
| #include <arch/drivers/tick.h> |
| #include <proc/thread.h> |
| #include <console/console.h> |
| #include <arch/boot/boot.h> |
| 72,7 → 71,6 |
| void arch_pre_mm_init(void) |
| { |
| trap_init(); |
| tick_init(); |
| } |
| void arch_post_mm_init(void) |
| /trunk/kernel/arch/sparc64/src/cpu/cpu.c |
|---|
| 35,20 → 35,51 |
| #include <arch/asm.h> |
| #include <cpu.h> |
| #include <arch.h> |
| #include <print.h> |
| #include <arch/register.h> |
| #include <print.h> |
| #include <arch/boot/boot.h> |
| #include <genarch/ofw/ofw_tree.h> |
| #include <arch/types.h> |
| #include <arch/drivers/tick.h> |
| /** Perform sparc64 specific initialization of the processor structure for the current processor. */ |
| void cpu_arch_init(void) |
| { |
| CPU->arch.clock_frequency = bootinfo.processor.clock_frequency; |
| ofw_tree_node_t *node; |
| uint32_t mid; |
| uint32_t clock_frequency = 0; |
| upa_config_t upa_config; |
| upa_config.value = upa_config_read(); |
| node = ofw_tree_find_child_by_device_type(ofw_tree_lookup("/"), "cpu"); |
| while (node) { |
| ofw_tree_property_t *prop; |
| prop = ofw_tree_getprop(node, "upa-portid"); |
| if (prop && prop->value) { |
| mid = *((uint32_t *) prop->value); |
| if (mid == upa_config.mid) { |
| prop = ofw_tree_getprop(node, "clock-frequency"); |
| if (prop && prop->value) |
| clock_frequency = *((uint32_t *) prop->value); |
| } |
| } |
| node = ofw_tree_find_peer_by_device_type(node, "cpu"); |
| } |
| CPU->arch.clock_frequency = clock_frequency; |
| tick_init(); |
| } |
| /** Read version information from the current processor. */ |
| void cpu_identify(void) |
| { |
| CPU->arch.ver.value = ver_read(); |
| } |
| /** Print version information for a processor. |
| * |
| * @param m Processor structure of the CPU for which version information is to be printed. |
| */ |
| void cpu_print_report(cpu_t *m) |
| { |
| char *manuf, *impl; |
| /trunk/kernel/arch/sparc64/src/drivers/tick.c |
|---|
| 52,7 → 52,7 |
| interrupt_register(14, "tick_int", tick_interrupt); |
| compare.int_dis = false; |
| compare.tick_cmpr = bootinfo.processor.clock_frequency/HZ; |
| compare.tick_cmpr = CPU->arch.clock_frequency/HZ; |
| tick_compare_write(compare.value); |
| tick_write(0); |
| } |
| /trunk/kernel/arch/sparc64/src/start.S |
|---|
| 43,8 → 43,9 |
| * from the boot loader. |
| * |
| * The registers are expected to be in this state: |
| * - %o0 bootinfo structure address |
| * - %o1 bootinfo structure size |
| * - %o0 non-zero for the bootstrup processor, zero for application/secondary processors |
| * - %o1 bootinfo structure address |
| * - %o2 bootinfo structure size |
| * |
| * Moreover, we depend on boot having established the |
| * following environment: |
| 55,6 → 56,8 |
| .global kernel_image_start |
| kernel_image_start: |
| brz %o0, kernel_image_start ! block secondary processors |
| nop |
| /* |
| * Setup basic runtime environment. |
| 72,8 → 75,6 |
| * Copy the bootinfo structure passed from the boot loader |
| * to the kernel bootinfo structure. |
| */ |
| mov %o1, %o2 |
| mov %o0, %o1 |
| sethi %hi(bootinfo), %o0 |
| call memcpy |
| or %o0, %lo(bootinfo), %o0 |