LMB flags is not an enum anymore. It's currently used as a bitmask in various places of our code. So make it a u32 which is more appropriate when dealing with masks.
Reviewed-by: Sam Protsenko semen.protsenko@linaro.org Tested-by: Sam Protsenko semen.protsenko@linaro.org Signed-off-by: Ilias Apalodimas ilias.apalodimas@linaro.org --- boot/image-fdt.c | 4 ++-- include/lmb.h | 27 +++++++++++++-------------- lib/lmb.c | 18 +++++++++--------- test/cmd/bdinfo.c | 2 +- 4 files changed, 25 insertions(+), 26 deletions(-)
diff --git a/boot/image-fdt.c b/boot/image-fdt.c index 73c43c30684f..cda7c3aa9e38 100644 --- a/boot/image-fdt.c +++ b/boot/image-fdt.c @@ -68,7 +68,7 @@ static const struct legacy_img_hdr *image_get_fdt(ulong fdt_addr) } #endif
-static void boot_fdt_reserve_region(u64 addr, u64 size, enum lmb_flags flags) +static void boot_fdt_reserve_region(u64 addr, u64 size, u32 flags) { long ret;
@@ -100,7 +100,7 @@ void boot_fdt_add_mem_rsv_regions(void *fdt_blob) int i, total, ret; int nodeoffset, subnode; struct fdt_resource res; - enum lmb_flags flags; + u32 flags;
if (fdt_check_header(fdt_blob) != 0) return; diff --git a/include/lmb.h b/include/lmb.h index 03d5fac6aa79..3b911d5d8391 100644 --- a/include/lmb.h +++ b/include/lmb.h @@ -19,18 +19,17 @@ #define LMB_ALIST_INITIAL_SIZE 4
/** - * enum lmb_flags - Definition of memory region attributes - * @LMB_NONE: No special request - * @LMB_NOMAP: Don't add to MMU configuration - * @LMB_NOOVERWRITE: The memory region cannot be overwritten/re-reserved - * @LMB_NONOTIFY: Do not notify other modules of changes to this memory region - */ -enum lmb_flags { - LMB_NONE = 0, - LMB_NOMAP = BIT(1), - LMB_NOOVERWRITE = BIT(2), - LMB_NONOTIFY = BIT(3), -}; + * DOC: Memory region attribute flags. + * + * %LMB_NONE: No special request + * %LMB_NOMAP: Don't add to MMU configuration + * %LMB_NOOVERWRITE: The memory region cannot be overwritten/re-reserved + * %LMB_NONOTIFY: Do not notify other modules of changes to this memory region + */ +#define LMB_NONE 0 +#define LMB_NOMAP BIT(0) +#define LMB_NOOVERWRITE BIT(1) +#define LMB_NONOTIFY BIT(2)
/** * struct lmb_region - Description of one region @@ -41,7 +40,7 @@ enum lmb_flags { struct lmb_region { phys_addr_t base; phys_size_t size; - enum lmb_flags flags; + u32 flags; };
/** @@ -101,7 +100,7 @@ long lmb_reserve(phys_addr_t base, phys_size_t size); * * %-1 - Failure */ long lmb_reserve_flags(phys_addr_t base, phys_size_t size, - enum lmb_flags flags); + u32 flags);
phys_addr_t lmb_alloc(phys_size_t size, ulong align); phys_addr_t lmb_alloc_base(phys_size_t size, ulong align, phys_addr_t max_addr); diff --git a/lib/lmb.c b/lib/lmb.c index b9c26cb02e10..edecdb8e9cbf 100644 --- a/lib/lmb.c +++ b/lib/lmb.c @@ -188,7 +188,7 @@ static long lmb_resize_regions(struct alist *lmb_rgn_lst, * * %-1 - Failure */ static long lmb_add_region_flags(struct alist *lmb_rgn_lst, phys_addr_t base, - phys_size_t size, enum lmb_flags flags) + phys_size_t size, u32 flags) { unsigned long coalesced = 0; long ret, i; @@ -201,7 +201,7 @@ static long lmb_add_region_flags(struct alist *lmb_rgn_lst, phys_addr_t base, for (i = 0; i < lmb_rgn_lst->count; i++) { phys_addr_t rgnbase = rgn[i].base; phys_size_t rgnsize = rgn[i].size; - enum lmb_flags rgnflags = rgn[i].flags; + u32 rgnflags = rgn[i].flags;
ret = lmb_addrs_adjacent(base, size, rgnbase, rgnsize); if (ret > 0) { @@ -430,14 +430,14 @@ long io_lmb_free(struct lmb *io_lmb, phys_addr_t base, phys_size_t size)
static struct lmb lmb;
-static bool lmb_should_notify(enum lmb_flags flags) +static bool lmb_should_notify(u32 flags) { return !lmb.test && !(flags & LMB_NONOTIFY) && CONFIG_IS_ENABLED(EFI_LOADER); }
static int lmb_map_update_notify(phys_addr_t addr, phys_size_t size, u8 op, - enum lmb_flags flags) + u32 flags) { u64 efi_addr; u64 pages; @@ -470,7 +470,7 @@ static int lmb_map_update_notify(phys_addr_t addr, phys_size_t size, u8 op, return 0; }
-static void lmb_print_region_flags(enum lmb_flags flags) +static void lmb_print_region_flags(u32 flags) { const char * const flag_str[] = { "none", "no-map", "no-overwrite", "no-notify" }; @@ -495,7 +495,7 @@ static void lmb_dump_region(struct alist *lmb_rgn_lst, char *name) { struct lmb_region *rgn = lmb_rgn_lst->data; unsigned long long base, size, end; - enum lmb_flags flags; + u32 flags; int i;
printf(" %s.count = %#x\n", name, lmb_rgn_lst->count); @@ -669,7 +669,7 @@ long lmb_free(phys_addr_t base, phys_size_t size) return lmb_free_flags(base, size, LMB_NONE); }
-long lmb_reserve_flags(phys_addr_t base, phys_size_t size, enum lmb_flags flags) +long lmb_reserve_flags(phys_addr_t base, phys_size_t size, u32 flags) { long ret = 0; struct alist *lmb_rgn_lst = &lmb.used_mem; @@ -687,7 +687,7 @@ long lmb_reserve(phys_addr_t base, phys_size_t size) }
static phys_addr_t _lmb_alloc_base(phys_size_t size, ulong align, - phys_addr_t max_addr, enum lmb_flags flags) + phys_addr_t max_addr, u32 flags) { int ret; long i, rgn; @@ -774,7 +774,7 @@ phys_addr_t lmb_alloc_base_flags(phys_size_t size, ulong align, }
static phys_addr_t _lmb_alloc_addr(phys_addr_t base, phys_size_t size, - enum lmb_flags flags) + u32 flags) { long rgn; struct lmb_region *lmb_memory = lmb.free_mem.data; diff --git a/test/cmd/bdinfo.c b/test/cmd/bdinfo.c index bb419ab2394e..014391b38ac0 100644 --- a/test/cmd/bdinfo.c +++ b/test/cmd/bdinfo.c @@ -104,7 +104,7 @@ static int lmb_test_dump_region(struct unit_test_state *uts, { struct lmb_region *rgn = lmb_rgn_lst->data; unsigned long long base, size, end; - enum lmb_flags flags; + u32 flags; int i;
ut_assert_nextline(" %s.count = %#x", name, lmb_rgn_lst->count);