diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/include/bootmem.h | 2 | ||||
| -rw-r--r-- | src/lib/bootmem.c | 36 |
2 files changed, 12 insertions, 26 deletions
diff --git a/src/include/bootmem.h b/src/include/bootmem.h index 7503306167..0a960c992a 100644 --- a/src/include/bootmem.h +++ b/src/include/bootmem.h @@ -38,6 +38,8 @@ enum bootmem_type { BM_MEM_UNUSABLE, /* Unusable address space */ BM_MEM_VENDOR_RSVD, /* Vendor Reserved */ BM_MEM_TABLE, /* Ram configuration tables are kept in */ + /* Tags below this point are ignored for the OS table. */ + BM_MEM_OS_CUTOFF = BM_MEM_TABLE, BM_MEM_RAMSTAGE, BM_MEM_PAYLOAD, BM_MEM_LAST, /* Last entry in this list */ diff --git a/src/lib/bootmem.c b/src/lib/bootmem.c index fd9195aa96..90f4970d52 100644 --- a/src/lib/bootmem.c +++ b/src/lib/bootmem.c @@ -67,17 +67,6 @@ static uint32_t bootmem_to_lb_tag(const enum bootmem_type tag) } } -static void bootmem_convert_ranges(void) -{ - /** - * Convert BM_MEM_RAMSTAGE and BM_MEM_PAYLOAD to BM_MEM_RAM and - * merge ranges. The payload doesn't care about memory used by firmware. - */ - memranges_clone(&bootmem_os, &bootmem); - memranges_update_tag(&bootmem_os, BM_MEM_RAMSTAGE, BM_MEM_RAM); - memranges_update_tag(&bootmem_os, BM_MEM_PAYLOAD, BM_MEM_RAM); -} - static void bootmem_init(void) { const unsigned long cacheable = IORESOURCE_CACHEABLE; @@ -93,24 +82,16 @@ static void bootmem_init(void) */ memranges_init(bm, cacheable, cacheable, BM_MEM_RAM); memranges_add_resources(bm, reserved, reserved, BM_MEM_RESERVED); + memranges_clone(&bootmem_os, bm); /* Add memory used by CBMEM. */ cbmem_add_bootmem(); - /* Add memory used by coreboot -- only if RELOCATABLE_RAMSTAGE is not - * used. When RELOCATABLE_RAMSTAGE is employed ramstage lives in cbmem - * so cbmem_add_bootmem() takes care of that memory region. */ - if (!IS_ENABLED(CONFIG_RELOCATABLE_RAMSTAGE)) { - bootmem_add_range((uintptr_t)_stack, _stack_size, - BM_MEM_RAMSTAGE); - bootmem_add_range((uintptr_t)_program, _program_size, - BM_MEM_RAMSTAGE); - } + bootmem_add_range((uintptr_t)_stack, _stack_size, BM_MEM_RAMSTAGE); + bootmem_add_range((uintptr_t)_program, _program_size, BM_MEM_RAMSTAGE); bootmem_arch_add_ranges(); bootmem_platform_add_ranges(); - - bootmem_convert_ranges(); } void bootmem_add_range(uint64_t start, uint64_t size, @@ -118,10 +99,13 @@ void bootmem_add_range(uint64_t start, uint64_t size, { assert(tag > BM_MEM_FIRST && tag < BM_MEM_LAST); assert(bootmem_is_initialized()); - assert(!bootmem_memory_table_written() || tag == BM_MEM_RAMSTAGE || - tag == BM_MEM_PAYLOAD); memranges_insert(&bootmem, start, size, tag); + if (tag <= BM_MEM_OS_CUTOFF) { + /* Can't change OS tables anymore after they are written out. */ + assert(!bootmem_memory_table_written()); + memranges_insert(&bootmem_os, start, size, tag); + }; } void bootmem_write_memory_table(struct lb_memory *mem) @@ -159,8 +143,8 @@ static const struct range_strings type_strings[] = { { BM_MEM_UNUSABLE, "UNUSABLE" }, { BM_MEM_VENDOR_RSVD, "VENDOR RESERVED" }, { BM_MEM_TABLE, "CONFIGURATION TABLES" }, - { BM_MEM_RAMSTAGE, "RAM, RAMSTAGE" }, - { BM_MEM_PAYLOAD, "RAM, PAYLOAD" }, + { BM_MEM_RAMSTAGE, "RAMSTAGE" }, + { BM_MEM_PAYLOAD, "PAYLOAD" }, }; static const char *bootmem_range_string(const enum bootmem_type tag) |