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lib: sbi: Make the root domain instance global variable

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We make the the root domain instance global variable so that
platform support and drivers can iterate over the root domain
regions.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Xiang W <wxjstz@126.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Anup Patel
2021-04-10 09:09:00 +05:30
committed by Anup Patel
parent 8b56980347
commit fc37c9712d
2 changed files with 4 additions and 1 deletions
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3
include/sbi/sbi_domain.h
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@@ -80,6 +80,9 @@ struct sbi_domain {
bool system_reset_allowed; bool system_reset_allowed;
}; };
/** The root domain instance */
extern struct sbi_domain root;
/** HART id to domain table */ /** HART id to domain table */
extern struct sbi_domain *hartid_to_domain_table[]; extern struct sbi_domain *hartid_to_domain_table[];

2
lib/sbi/sbi_domain.c
View File

@@ -29,7 +29,7 @@ static u32 root_memregs_count = 0;
static struct sbi_domain_memregion root_fw_region; static struct sbi_domain_memregion root_fw_region;
static struct sbi_domain_memregion root_memregs[ROOT_REGION_MAX + 1] = { 0 }; static struct sbi_domain_memregion root_memregs[ROOT_REGION_MAX + 1] = { 0 };
static struct sbi_domain root = { struct sbi_domain root = {
.name = "root", .name = "root",
.possible_harts = &root_hmask, .possible_harts = &root_hmask,
.regions = root_memregs, .regions = root_memregs,