Changeset f1380b7 in mainline for kernel/arch/amd64
- Timestamp:
- 2018-03-02T20:21:57Z (8 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- 34e1206
- Parents:
- a35b458
- git-author:
- Jiří Zárevúcky <zarevucky.jiri@…> (2018-02-28 17:51:04)
- git-committer:
- Jiří Zárevúcky <zarevucky.jiri@…> (2018-03-02 20:21:57)
- Location:
- kernel/arch/amd64
- Files:
-
- 2 edited
-
_link.ld.in (modified) (5 diffs)
-
src/boot/vesa_ret.inc (modified) (2 diffs)
Legend:
- Unmodified
- Added
- Removed
-
kernel/arch/amd64/_link.ld.in
ra35b458 rf1380b7 17 17 *(K_TEXT_START); 18 18 unmapped_ktext_end = .; 19 19 20 20 unmapped_kdata_start = .; 21 21 *(K_DATA_START); … … 23 23 unmapped_kdata_end = .; 24 24 } 25 25 26 26 .mapped (PA2KA(BOOT_OFFSET)+SIZEOF(.unmapped)) : AT (SIZEOF(.unmapped)) { 27 27 ktext_start = .; 28 28 *(.text .text.*); 29 29 ktext_end = .; 30 30 31 31 kdata_start = .; 32 32 *(.data); /* initialized data */ … … 43 43 QUAD(unmapped_kdata_end - unmapped_kdata_start); 44 44 *(COMMON); /* global variables */ 45 45 46 46 . = ALIGN(8); 47 47 symbol_table = .; 48 48 *(symtab.*); /* Symbol table, must be LAST symbol!*/ 49 49 50 50 *(.bss); /* uninitialized static variables */ 51 51 52 52 kdata_end = .; 53 53 } 54 54 55 55 #ifdef CONFIG_LINE_DEBUG 56 56 .comment 0 : { *(.comment); } … … 65 65 .debug_str 0 : { *(.debug_str); } 66 66 #endif 67 67 68 68 /DISCARD/ : { 69 69 *(*); 70 70 } 71 71 72 72 #ifdef CONFIG_SMP 73 73 _hardcoded_unmapped_size = (unmapped_ktext_end - unmapped_ktext_start) + (unmapped_kdata_end - unmapped_kdata_start); … … 76 76 protected_ap_gdtr = PA2KA(ap_gdtr); 77 77 #endif /* CONFIG_SMP */ 78 78 79 79 } -
kernel/arch/amd64/src/boot/vesa_ret.inc
ra35b458 rf1380b7 3 3 cli 4 4 cld 5 5 6 6 /* Initialize stack pointer */ 7 7 movl $START_STACK, %esp 8 8 9 9 /* Kernel data + stack */ 10 10 movw $GDT_SELECTOR(KDATA_DES), %cx … … 12 12 movw %cx, %ds 13 13 movw %cx, %ss 14 14 15 15 /* 16 16 * Simics seems to remove hidden part of GS on entering user mode 17 17 * when _visible_ part of GS does not point to user-mode segment. 18 18 */ 19 19 20 20 movw $GDT_SELECTOR(UDATA_DES), %cx 21 21 movw %cx, %fs 22 22 movw %cx, %gs 23 23 24 24 jmpl $GDT_SELECTOR(KTEXT32_DES), $vesa_meeting_point
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