| /branches/sparc/kernel/arch/sparc64/src/sun4v/asm.S |
|---|
| 40,6 → 40,7 |
| */ |
| .global switch_to_userspace |
| switch_to_userspace: |
| wrpr PSTATE_PRIV_BIT, %pstate |
| save %o1, -STACK_WINDOW_SAVE_AREA_SIZE, %sp |
| flushw |
| wrpr %g0, 0, %cleanwin ! avoid information leak |
| /branches/sparc/kernel/arch/sparc64/src/sun4v/md.c |
|---|
| 145,6 → 145,32 |
| } |
| /** |
| * Returns the value of the string property of the given node. |
| * |
| * @param |
| */ |
| bool md_get_string_property(md_node_t node, const char *key, |
| const char **result) |
| { |
| md_header_t *md_header = (md_header_t *) mach_desc; |
| element_idx_t idx = node; |
| while (get_element(idx)->tag != NODE_END) { |
| idx++; |
| md_element_t *element = get_element(idx); |
| if (element->tag == PROP_DATA && |
| strcmp(key, get_element_name(idx)) == 0) { |
| *result = (char *) mach_desc + sizeof(md_header_t) + |
| md_header->node_blk_sz + md_header->name_blk_sz + |
| element->d.y.data_offset; |
| return true; |
| } |
| } |
| return false; |
| } |
| /** |
| * Moves the child oterator to the next child (following sibling of the node |
| * the oterator currently points to). |
| * |
| /branches/sparc/kernel/arch/sparc64/src/sun4v/start.S |
|---|
| 131,6 → 131,7 |
| wrpr %g0, 0, %tl ! TL = 0, primary context |
| ! register is used |
| wrpr %g0, 0, %gl |
| wrpr %g0, PSTATE_PRIV_BIT, %pstate ! disable interrupts and disable |
| ! 32-bit address masking |
| 296,6 → 297,25 |
| ba 0b |
| nop |
| .align 8 |
| .global temp_cpu_mondo_handler |
| temp_cpu_mondo_handler: |
| set 0x3c, %o0 |
| set 0x15, %o5 |
| ta 0x80 |
| mov 0, %o0 |
| setx before_ap_boots, %g1, %o1 |
| setx 0x80400000, %g1, %o2 |
| add %o1, %o2, %o1 |
| __HYPERCALL_FAST(MMU_ENABLE) |
| before_ap_boots: |
| setx 0x80400000, %g0, %o0 |
| ba kernel_image_start |
| nop |
| .section K_DATA_START, "aw", @progbits |
| #define INITIAL_STACK_SIZE 1024 |