[RFC PATCH v3 2/6] lib: sbi_init: print total and reserved PMP counts
Yu-Chien Peter Lin
peter.lin at sifive.com
Sun Nov 30 03:16:39 PST 2025
Show both total and reserved PMP counts in boot log.
Signed-off-by: Yu-Chien Peter Lin <peter.lin at sifive.com>
---
lib/sbi/sbi_init.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/lib/sbi/sbi_init.c b/lib/sbi/sbi_init.c
index 663b486b..bb449d49 100644
--- a/lib/sbi/sbi_init.c
+++ b/lib/sbi/sbi_init.c
@@ -163,6 +163,7 @@ static void sbi_boot_print_hart(struct sbi_scratch *scratch, u32 hartid)
int xlen;
char str[256];
const struct sbi_domain *dom = sbi_domain_thishart_ptr();
+ const struct sbi_platform *plat = sbi_platform_ptr(scratch);
if (scratch->options & SBI_SCRATCH_NO_BOOT_PRINTS)
return;
@@ -183,8 +184,10 @@ static void sbi_boot_print_hart(struct sbi_scratch *scratch, u32 hartid)
sbi_printf("Boot HART Base ISA : %s\n", str);
sbi_hart_get_extensions_str(scratch, str, sizeof(str));
sbi_printf("Boot HART ISA Extensions : %s\n", str);
- sbi_printf("Boot HART PMP Count : %d\n",
- sbi_hart_pmp_count(scratch));
+ sbi_printf("Boot HART PMP Count : "
+ "%d (total), %d (reserved)\n",
+ sbi_hart_pmp_count(scratch),
+ sbi_platform_reserved_pmp_count(plat));
sbi_printf("Boot HART PMP Granularity : %u bits\n",
sbi_hart_pmp_log2gran(scratch));
sbi_printf("Boot HART PMP Address Bits : %d\n",
--
2.39.3
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