[PATCH 5/9] lib: utils/fdt: Use sbi_domain_memregion_init() when parsing domains
Anup Patel
apatel at ventanamicro.com
Mon Sep 23 04:56:56 PDT 2024
Use sbi_domain_memregion_init() at the time of parsing domains from
FDT so that sbi_domain_memregion_init() is always used for setting
up all memregions.
Signed-off-by: Anup Patel <apatel at ventanamicro.com>
---
lib/utils/fdt/fdt_domain.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/lib/utils/fdt/fdt_domain.c b/lib/utils/fdt/fdt_domain.c
index 4fde50f5..4bc7ed86 100644
--- a/lib/utils/fdt/fdt_domain.c
+++ b/lib/utils/fdt/fdt_domain.c
@@ -253,8 +253,8 @@ static int __fdt_parse_region(const void *fdt, int domain_offset,
u32 val32;
u64 val64;
const u32 *val;
+ unsigned long base, order, flags;
struct parse_region_data *preg = opaque;
- struct sbi_domain_memregion *region;
/*
* Non-root domains cannot add a region with only M-mode
@@ -271,7 +271,6 @@ static int __fdt_parse_region(const void *fdt, int domain_offset,
/* Find next region of the domain */
if (preg->max_regions <= preg->region_count)
return SBI_ENOSPC;
- region = &preg->dom->regions[preg->region_count];
/* Read "base" DT property */
val = fdt_getprop(fdt, region_offset, "base", &len);
@@ -279,7 +278,7 @@ static int __fdt_parse_region(const void *fdt, int domain_offset,
return SBI_EINVAL;
val64 = fdt32_to_cpu(val[0]);
val64 = (val64 << 32) | fdt32_to_cpu(val[1]);
- region->base = val64;
+ base = val64;
/* Read "order" DT property */
val = fdt_getprop(fdt, region_offset, "order", &len);
@@ -288,12 +287,15 @@ static int __fdt_parse_region(const void *fdt, int domain_offset,
val32 = fdt32_to_cpu(*val);
if (val32 < 3 || __riscv_xlen < val32)
return SBI_EINVAL;
- region->order = val32;
+ order = val32;
/* Read "mmio" DT property */
- region->flags = region_access & SBI_DOMAIN_MEMREGION_ACCESS_MASK;
+ flags = region_access & SBI_DOMAIN_MEMREGION_ACCESS_MASK;
if (fdt_get_property(fdt, region_offset, "mmio", NULL))
- region->flags |= SBI_DOMAIN_MEMREGION_MMIO;
+ flags |= SBI_DOMAIN_MEMREGION_MMIO;
+
+ sbi_domain_memregion_init(base, (order == __riscv_xlen) ? ~0UL : BIT(order),
+ flags, &preg->dom->regions[preg->region_count]);
preg->region_count++;
--
2.43.0
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