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lib: sbi: Use a linked list to track domains

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This removes the compile-time limit on the number of domains. It also
reduces firmware size by about 200 bytes by removing the lookup table.

Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Samuel Holland
2024-08-29 12:46:24 -07:00
committed by Anup Patel
parent 792715e4f3
commit 65f04badf7
3 changed files with 19 additions and 35 deletions
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6
lib/sbi/sbi_domain_context.c
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@@ -107,7 +107,7 @@ int sbi_domain_context_enter(struct sbi_domain *dom)
int sbi_domain_context_exit(void)
{
u32 i, hartindex = sbi_hartid_to_hartindex(current_hartid());
u32 hartindex = sbi_hartid_to_hartindex(current_hartid());
struct sbi_domain *dom;
struct sbi_context *ctx = sbi_domain_context_thishart_ptr();
struct sbi_context *dom_ctx, *tmp;
@@ -118,7 +118,7 @@ int sbi_domain_context_exit(void)
* its context on the current hart if valid.
*/
if (!ctx) {
sbi_domain_for_each(i, dom) {
sbi_domain_for_each(dom) {
if (!sbi_hartmask_test_hartindex(hartindex,
dom->possible_harts))
continue;
@@ -140,7 +140,7 @@ int sbi_domain_context_exit(void)
/* If no previous caller context */
if (!dom_ctx) {
/* Try to find next uninitialized user-defined domain's context */
sbi_domain_for_each(i, dom) {
sbi_domain_for_each(dom) {
if (dom == &root || dom == sbi_domain_thishart_ptr())
continue;