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[PATCH v8 07/16] hw/ppc: set machine->fdt in ppce500_load_device_tree()
From: |
Daniel Henrique Barboza |
Subject: |
[PATCH v8 07/16] hw/ppc: set machine->fdt in ppce500_load_device_tree() |
Date: |
Mon, 26 Sep 2022 14:38:46 -0300 |
This will enable support for 'dumpdtb' QMP/HMP command for the e500
machine.
Cc: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
---
hw/ppc/e500.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/hw/ppc/e500.c b/hw/ppc/e500.c
index 32495d0123..ea5f947824 100644
--- a/hw/ppc/e500.c
+++ b/hw/ppc/e500.c
@@ -47,6 +47,8 @@
#include "hw/i2c/i2c.h"
#include "hw/irq.h"
+#include <libfdt.h>
+
#define EPAPR_MAGIC (0x45504150)
#define DTC_LOAD_PAD 0x1800000
#define DTC_PAD_MASK 0xFFFFF
@@ -600,7 +602,16 @@ done:
cpu_physical_memory_write(addr, fdt, fdt_size);
}
ret = fdt_size;
- g_free(fdt);
+
+ /*
+ * Update the machine->fdt pointer to enable support for the
+ * 'dumpdtb' QMP/HMP command.
+ *
+ * The FDT is re-created during reset, so free machine->fdt
+ * to avoid leaking the old FDT.
+ */
+ g_free(machine->fdt);
+ machine->fdt = fdt;
out:
g_free(pci_map);
--
2.37.3
- [PATCH v8 08/16] hw/ppc: set machine->fdt in bamboo_load_device_tree(), (continued)
- [PATCH v8 08/16] hw/ppc: set machine->fdt in bamboo_load_device_tree(), Daniel Henrique Barboza, 2022/09/26
- [PATCH v8 12/16] hw/ppc: set machine->fdt in pnv_reset(), Daniel Henrique Barboza, 2022/09/26
- [PATCH v8 16/16] hw/xtensa: set machine->fdt in xtfpga_init(), Daniel Henrique Barboza, 2022/09/26
- [PATCH v8 10/16] hw/ppc: set machine->fdt in xilinx_load_device_tree(), Daniel Henrique Barboza, 2022/09/26
- [PATCH v8 11/16] hw/ppc: set machine->fdt in pegasos2_machine_reset(), Daniel Henrique Barboza, 2022/09/26
- [PATCH v8 15/16] hw/riscv: set machine->fdt in spike_board_init(), Daniel Henrique Barboza, 2022/09/26
- [PATCH v8 03/16] hw/arm: do not free machine->fdt in arm_load_dtb(), Daniel Henrique Barboza, 2022/09/26
- [PATCH v8 13/16] hw/ppc: set machine->fdt in spapr machine, Daniel Henrique Barboza, 2022/09/26
- [PATCH v8 09/16] hw/ppc: set machine->fdt in sam460ex_load_device_tree(), Daniel Henrique Barboza, 2022/09/26
- [PATCH v8 04/16] hw/mips: set machine->fdt in boston_mach_init(), Daniel Henrique Barboza, 2022/09/26
- [PATCH v8 07/16] hw/ppc: set machine->fdt in ppce500_load_device_tree(),
Daniel Henrique Barboza <=
- [PATCH v8 14/16] hw/riscv: set machine->fdt in sifive_u_machine_init(), Daniel Henrique Barboza, 2022/09/26