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hw/nios2: set machine->fdt in nios2_load_dtb()

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This will enable support for 'dumpdtb' QMP/HMP command for all nios2
machines that uses nios2_load_dtb().

Cc: Chris Wulff <crwulff@gmail.com>
Cc: Marek Vasut <marex@denx.de>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Message-Id: <20220926173855.1159396-7-danielhb413@gmail.com>
This commit is contained in:
Daniel Henrique Barboza 2022-09-26 14:38:45 -03:00
parent bf353ad555
commit 610cba317c
2 changed files with 8 additions and 2 deletions
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8
hw/nios2/boot.c
View File

@ -43,6 +43,8 @@
#include "boot.h"
#include <libfdt.h>
#define NIOS2_MAGIC 0x534f494e
static struct nios2_boot_info {
@ -81,6 +83,7 @@ static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
static int nios2_load_dtb(struct nios2_boot_info bi, const uint32_t ramsize,
const char *kernel_cmdline, const char *dtb_filename)
{
MachineState *machine = MACHINE(qdev_get_machine());
int fdt_size;
void *fdt = NULL;
int r;
@ -113,7 +116,10 @@ static int nios2_load_dtb(struct nios2_boot_info bi, const uint32_t ramsize,
}
cpu_physical_memory_write(bi.fdt, fdt, fdt_size);
g_free(fdt);
/* Set machine->fdt for 'dumpdtb' QMP/HMP command */
machine->fdt = fdt;
return fdt_size;
}

2
hw/nios2/meson.build
View File

@ -1,5 +1,5 @@
nios2_ss = ss.source_set()
nios2_ss.add(files('boot.c'))
nios2_ss.add(files('boot.c'), fdt)
nios2_ss.add(when: 'CONFIG_NIOS2_10M50', if_true: files('10m50_devboard.c'))
nios2_ss.add(when: 'CONFIG_NIOS2_GENERIC_NOMMU', if_true: files('generic_nommu.c'))