Searched refs:bios_start (Results 1 - 5 of 5) sorted by relevance
| /kernel/linux/linux-5.10/arch/x86/kernel/ |
| H A D | ebda.c | 58 unsigned int bios_start, ebda_start; in reserve_bios_regions() local
74 bios_start = *(unsigned short *)__va(BIOS_RAM_SIZE_KB_PTR); in reserve_bios_regions()
75 bios_start <<= 10; in reserve_bios_regions()
78 * If bios_start is less than 128K, assume it is bogus in reserve_bios_regions()
79 * and bump it up to 640K. Similarly, if bios_start is above 640K, in reserve_bios_regions()
82 if (bios_start < BIOS_START_MIN || bios_start > BIOS_START_MAX) in reserve_bios_regions()
83 bios_start = BIOS_START_MAX; in reserve_bios_regions()
93 if (ebda_start >= BIOS_START_MIN && ebda_start < bios_start) in reserve_bios_regions()
94 bios_start in reserve_bios_regions()
[all...] |
| /kernel/linux/linux-6.6/arch/x86/kernel/ |
| H A D | ebda.c | 58 unsigned int bios_start, ebda_start; in reserve_bios_regions() local
74 bios_start = *(unsigned short *)__va(BIOS_RAM_SIZE_KB_PTR); in reserve_bios_regions()
75 bios_start <<= 10; in reserve_bios_regions()
78 * If bios_start is less than 128K, assume it is bogus in reserve_bios_regions()
79 * and bump it up to 640K. Similarly, if bios_start is above 640K, in reserve_bios_regions()
82 if (bios_start < BIOS_START_MIN || bios_start > BIOS_START_MAX) in reserve_bios_regions()
83 bios_start = BIOS_START_MAX; in reserve_bios_regions()
93 if (ebda_start >= BIOS_START_MIN && ebda_start < bios_start) in reserve_bios_regions()
94 bios_start in reserve_bios_regions()
[all...] |
| /kernel/linux/linux-5.10/arch/x86/boot/compressed/ |
| H A D | pgtable_64.c | 40 unsigned long bios_start = 0, ebda_start = 0; in find_trampoline_placement() local
60 bios_start = *(unsigned short *)0x413 << 10; in find_trampoline_placement()
63 if (bios_start < BIOS_START_MIN || bios_start > BIOS_START_MAX) in find_trampoline_placement()
64 bios_start = BIOS_START_MAX; in find_trampoline_placement()
66 if (ebda_start > BIOS_START_MIN && ebda_start < bios_start) in find_trampoline_placement()
67 bios_start = ebda_start; in find_trampoline_placement()
69 bios_start = round_down(bios_start, PAGE_SIZE); in find_trampoline_placement()
71 /* Find the first usable memory region under bios_start in find_trampoline_placement()
[all...] |
| /kernel/linux/linux-6.6/arch/x86/boot/compressed/ |
| H A D | pgtable_64.c | 36 unsigned long bios_start = 0, ebda_start = 0; in find_trampoline_placement() local
56 bios_start = *(unsigned short *)0x413 << 10; in find_trampoline_placement()
59 if (bios_start < BIOS_START_MIN || bios_start > BIOS_START_MAX) in find_trampoline_placement()
60 bios_start = BIOS_START_MAX; in find_trampoline_placement()
62 if (ebda_start > BIOS_START_MIN && ebda_start < bios_start) in find_trampoline_placement()
63 bios_start = ebda_start; in find_trampoline_placement()
65 bios_start = round_down(bios_start, PAGE_SIZE); in find_trampoline_placement()
67 /* Find the first usable memory region under bios_start in find_trampoline_placement()
[all...] |
| /kernel/linux/linux-6.6/arch/x86/pci/ |
| H A D | irq.c | 173 u8 * const bios_start = (u8 *)__va(0xf0000); in pirq_find_routing_table() local
185 for (addr = bios_start; in pirq_find_routing_table()
192 for (addr = bios_start; in pirq_find_routing_table()
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