diff options
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/imd_cbmem.c | 61 |
1 files changed, 22 insertions, 39 deletions
diff --git a/src/lib/imd_cbmem.c b/src/lib/imd_cbmem.c index c3204e2881..5be7dc46f5 100644 --- a/src/lib/imd_cbmem.c +++ b/src/lib/imd_cbmem.c @@ -27,6 +27,8 @@ has to fill in the _cbmem_top_ptr symbol based on the calling arguments. */ uintptr_t _cbmem_top_ptr; +static struct imd imd; + void *cbmem_top(void) { if (ENV_ROMSTAGE) { @@ -42,9 +44,6 @@ void *cbmem_top(void) dead_code(); } - -static struct imd imd_cbmem; - static inline const struct cbmem_entry *imd_to_cbmem(const struct imd_entry *e) { return (const struct cbmem_entry *)e; @@ -74,16 +73,15 @@ static void cbmem_top_init_once(void) void cbmem_initialize_empty_id_size(u32 id, u64 size) { - struct imd *imd = &imd_cbmem; const int no_recovery = 0; cbmem_top_init_once(); - imd_handle_init(imd, cbmem_top()); + imd_handle_init(&imd, cbmem_top()); printk(BIOS_DEBUG, "CBMEM:\n"); - if (imd_create_tiered_empty(imd, CBMEM_ROOT_MIN_SIZE, CBMEM_LG_ALIGN, + if (imd_create_tiered_empty(&imd, CBMEM_ROOT_MIN_SIZE, CBMEM_LG_ALIGN, CBMEM_SM_ROOT_SIZE, CBMEM_SM_ALIGN)) { printk(BIOS_DEBUG, "failed.\n"); return; @@ -104,14 +102,13 @@ int cbmem_initialize(void) int cbmem_initialize_id_size(u32 id, u64 size) { - struct imd *imd = &imd_cbmem; const int recovery = 1; cbmem_top_init_once(); - imd_handle_init(imd, cbmem_top()); + imd_handle_init(&imd, cbmem_top()); - if (imd_recover(imd)) + if (imd_recover(&imd)) return 1; /* @@ -120,7 +117,7 @@ int cbmem_initialize_id_size(u32 id, u64 size) * is being taken. */ if (ENV_ROMSTAGE) - imd_lockdown(imd); + imd_lockdown(&imd); /* Add the specified range first */ if (size) @@ -145,72 +142,62 @@ int cbmem_recovery(int is_wakeup) const struct cbmem_entry *cbmem_entry_add(u32 id, u64 size64) { - struct imd *imd = &imd_cbmem; const struct imd_entry *e; - e = imd_entry_find_or_add(imd, id, size64); + e = imd_entry_find_or_add(&imd, id, size64); return imd_to_cbmem(e); } void *cbmem_add(u32 id, u64 size) { - struct imd *imd = &imd_cbmem; const struct imd_entry *e; - e = imd_entry_find_or_add(imd, id, size); + e = imd_entry_find_or_add(&imd, id, size); if (e == NULL) return NULL; - return imd_entry_at(imd, e); + return imd_entry_at(&imd, e); } /* Retrieve a region provided a given id. */ const struct cbmem_entry *cbmem_entry_find(u32 id) { - struct imd *imd = &imd_cbmem; const struct imd_entry *e; - e = imd_entry_find(imd, id); + e = imd_entry_find(&imd, id); return imd_to_cbmem(e); } void *cbmem_find(u32 id) { - struct imd *imd = &imd_cbmem; const struct imd_entry *e; - e = imd_entry_find(imd, id); + e = imd_entry_find(&imd, id); if (e == NULL) return NULL; - return imd_entry_at(imd, e); + return imd_entry_at(&imd, e); } /* Remove a reserved region. Returns 0 on success, < 0 on error. Note: A region * cannot be removed unless it was the last one added. */ int cbmem_entry_remove(const struct cbmem_entry *entry) { - struct imd *imd = &imd_cbmem; - - return imd_entry_remove(imd, cbmem_to_imd(entry)); + return imd_entry_remove(&imd, cbmem_to_imd(entry)); } u64 cbmem_entry_size(const struct cbmem_entry *entry) { - struct imd *imd = &imd_cbmem; - - return imd_entry_size(imd, cbmem_to_imd(entry)); + return imd_entry_size(&imd, cbmem_to_imd(entry)); } void *cbmem_entry_start(const struct cbmem_entry *entry) { - struct imd *imd = &imd_cbmem; - - return imd_entry_at(imd, cbmem_to_imd(entry)); + return imd_entry_at(&imd, cbmem_to_imd(entry)); } void cbmem_add_bootmem(void) @@ -224,7 +211,7 @@ void cbmem_add_bootmem(void) void cbmem_get_region(void **baseptr, size_t *size) { - imd_region_used(&imd_cbmem, baseptr, size); + imd_region_used(&imd, baseptr, size); } #if ENV_PAYLOAD_LOADER || (CONFIG(EARLY_CBMEM_LIST) \ @@ -237,20 +224,16 @@ void cbmem_get_region(void **baseptr, size_t *size) void cbmem_list(void) { static const struct imd_lookup lookup[] = { CBMEM_ID_TO_NAME_TABLE }; - struct imd *imd = &imd_cbmem; - imd_print_entries(imd, lookup, ARRAY_SIZE(lookup)); + imd_print_entries(&imd, lookup, ARRAY_SIZE(lookup)); } #endif void cbmem_add_records_to_cbtable(struct lb_header *header) { struct imd_cursor cursor; - struct imd *imd; - - imd = &imd_cbmem; - if (imd_cursor_init(imd, &cursor)) + if (imd_cursor_init(&imd, &cursor)) return; while (1) { @@ -263,7 +246,7 @@ void cbmem_add_records_to_cbtable(struct lb_header *header) if (e == NULL) break; - id = imd_entry_id(imd, e); + id = imd_entry_id(&imd, e); /* Don't add these metadata entries. */ if (id == CBMEM_ID_IMD_ROOT || id == CBMEM_ID_IMD_SMALL) continue; @@ -271,8 +254,8 @@ void cbmem_add_records_to_cbtable(struct lb_header *header) lbe = (struct lb_cbmem_entry *)lb_new_record(header); lbe->tag = LB_TAG_CBMEM_ENTRY; lbe->size = sizeof(*lbe); - lbe->address = (uintptr_t)imd_entry_at(imd, e); - lbe->entry_size = imd_entry_size(imd, e); + lbe->address = (uintptr_t)imd_entry_at(&imd, e); + lbe->entry_size = imd_entry_size(&imd, e); lbe->id = id; } } |