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meminfo: Show the lmb records

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Add the lmb records onto the end of the memory map.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2024-10-21 10:19:32 +02:00 • committed by Tom Rini
parent 1c30f7a844
commit 9252b7f867
2 changed files with 30 additions and 2 deletions

26
cmd/meminfo.c
View file

@ -8,6 +8,7 @@
#include <bootstage.h>
#include <command.h>
#include <display_options.h>
#include <lmb.h>
#include <malloc.h>
#include <mapmem.h>
#include <asm/global_data.h>
@ -25,6 +26,27 @@ static void print_region(const char *name, ulong base, ulong size, ulong *uptop)
*uptop = base;
}
static void show_lmb(const struct lmb *lmb, ulong *uptop)
{
int i;
for (i = lmb->used_mem.count - 1; i >= 0; i--) {
const struct lmb_region *rgn = alist_get(&lmb->used_mem, i,
struct lmb_region);
/*
* Assume that the top lmb region is the U-Boot region, so just
* take account of the memory not already reported
*/
if (lmb->used_mem.count - 1)
print_region("lmb", rgn->base, *uptop - rgn->base,
uptop);
else
print_region("lmb", rgn->base, rgn->size, uptop);
*uptop = rgn->base;
}
}
static int do_meminfo(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
@ -63,7 +85,9 @@ static int do_meminfo(struct cmd_tbl *cmdtp, int flag, int argc,
bloblist_get_total_size(), &upto);
stk_bot = gd->start_addr_sp - CONFIG_STACK_SIZE;
print_region("stack", stk_bot, CONFIG_STACK_SIZE, &upto);
print_region("free", gd->ram_base, stk_bot, &upto);
if (IS_ENABLED(CONFIG_LMB))
show_lmb(lmb_get(), &upto);
print_region("free", gd->ram_base, upto, &upto);
return 0;
}

6
test/cmd/meminfo.c
View file

@ -30,7 +30,11 @@ static int cmd_test_meminfo(struct unit_test_state *uts)
ut_assert_nextlinen("bootstage");
ut_assert_nextlinen("bloblist");
ut_assert_nextlinen("stack");
ut_assert_nextlinen("free");
/* we expect at least one lmb line, but don't know how many */
ut_assert_nextlinen("lmb");
ut_assert_skip_to_linen("free");
ut_assert_console_end();
return 0;