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[PATCH for-7.2 v4 02/21] hw/microblaze: set machine->fdt in microblaze_l
From: |
Daniel Henrique Barboza |
Subject: |
[PATCH for-7.2 v4 02/21] hw/microblaze: set machine->fdt in microblaze_load_dtb() |
Date: |
Fri, 26 Aug 2022 11:11:31 -0300 |
This will enable support for 'dumpdtb' and 'info fdt' HMP commands for
all microblaze machines that uses microblaze_load_dtb().
Cc: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
---
hw/microblaze/boot.c | 11 ++++++++++-
hw/microblaze/meson.build | 2 +-
2 files changed, 11 insertions(+), 2 deletions(-)
diff --git a/hw/microblaze/boot.c b/hw/microblaze/boot.c
index 8b92a9801a..e9ebc04381 100644
--- a/hw/microblaze/boot.c
+++ b/hw/microblaze/boot.c
@@ -39,6 +39,8 @@
#include "boot.h"
+#include <libfdt.h>
+
static struct
{
void (*machine_cpu_reset)(MicroBlazeCPU *);
@@ -72,6 +74,7 @@ static int microblaze_load_dtb(hwaddr addr,
const char *kernel_cmdline,
const char *dtb_filename)
{
+ MachineState *machine = MACHINE(qdev_get_machine());
int fdt_size;
void *fdt = NULL;
int r;
@@ -100,7 +103,13 @@ static int microblaze_load_dtb(hwaddr addr,
}
cpu_physical_memory_write(addr, fdt, fdt_size);
- g_free(fdt);
+
+ /*
+ * Update the machine->fdt pointer to enable support for
+ * 'dumpdtb' and 'info fdt' QMP/HMP commands.
+ */
+ machine->fdt = fdt;
+
return fdt_size;
}
diff --git a/hw/microblaze/meson.build b/hw/microblaze/meson.build
index bb9e4eb8f4..a38a397872 100644
--- a/hw/microblaze/meson.build
+++ b/hw/microblaze/meson.build
@@ -1,5 +1,5 @@
microblaze_ss = ss.source_set()
-microblaze_ss.add(files('boot.c'))
+microblaze_ss.add(files('boot.c'), fdt)
microblaze_ss.add(when: 'CONFIG_PETALOGIX_S3ADSP1800', if_true:
files('petalogix_s3adsp1800_mmu.c'))
microblaze_ss.add(when: 'CONFIG_PETALOGIX_ML605', if_true:
files('petalogix_ml605_mmu.c'))
microblaze_ss.add(when: 'CONFIG_XLNX_ZYNQMP_PMU', if_true:
files('xlnx-zynqmp-pmu.c'))
--
2.37.2
- [PATCH for-7.2 v4 00/21] QMP/HMP: add 'dumpdtb' and 'info fdt' commands, Daniel Henrique Barboza, 2022/08/26
- [PATCH for-7.2 v4 01/21] hw/arm: do not free machine->fdt in arm_load_dtb(), Daniel Henrique Barboza, 2022/08/26
- [PATCH for-7.2 v4 03/21] hw/nios2: set machine->fdt in nios2_load_dtb(), Daniel Henrique Barboza, 2022/08/26
- [PATCH for-7.2 v4 02/21] hw/microblaze: set machine->fdt in microblaze_load_dtb(),
Daniel Henrique Barboza <=
- [PATCH for-7.2 v4 04/21] hw/ppc: set machine->fdt in ppce500_load_device_tree(), Daniel Henrique Barboza, 2022/08/26
- [PATCH for-7.2 v4 05/21] hw/ppc: set machine->fdt in bamboo_load_device_tree(), Daniel Henrique Barboza, 2022/08/26
- [PATCH for-7.2 v4 06/21] hw/ppc: set machine->fdt in sam460ex_load_device_tree(), Daniel Henrique Barboza, 2022/08/26
- [PATCH for-7.2 v4 07/21] hw/ppc: set machine->fdt in xilinx_load_device_tree(), Daniel Henrique Barboza, 2022/08/26
- [PATCH for-7.2 v4 08/21] hw/ppc: set machine->fdt in pegasos2_machine_reset(), Daniel Henrique Barboza, 2022/08/26
- [PATCH for-7.2 v4 09/21] hw/ppc: set machine->fdt in pnv_reset(), Daniel Henrique Barboza, 2022/08/26
- [PATCH for-7.2 v4 10/21] hw/ppc: set machine->fdt in spapr machine, Daniel Henrique Barboza, 2022/08/26