From: Daniel Henrique Barboza <danielhb413@gmail.com>
To: qemu-devel@nongnu.org
Cc: qemu-ppc@nongnu.org, clg@kaod.org,
Daniel Henrique Barboza <danielhb413@gmail.com>
Subject: [PATCH v6 04/14] hw/ppc: set machine->fdt in ppce500_load_device_tree()
Date: Sun, 4 Sep 2022 20:34:46 -0300 [thread overview]
Message-ID: <20220904233456.209027-5-danielhb413@gmail.com> (raw)
In-Reply-To: <20220904233456.209027-1-danielhb413@gmail.com>
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);
--
2.37.2
next prev parent reply other threads:[~2022-09-04 23:41 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-04 23:34 [PATCH v6 00/14] QMP/HMP: introduce 'dumpdtb' Daniel Henrique Barboza
2022-09-04 23:34 ` [PATCH v6 01/14] hw/arm: do not free machine->fdt in arm_load_dtb() Daniel Henrique Barboza
2022-09-04 23:34 ` [PATCH v6 02/14] hw/microblaze: set machine->fdt in microblaze_load_dtb() Daniel Henrique Barboza
2022-09-04 23:34 ` [PATCH v6 03/14] hw/nios2: set machine->fdt in nios2_load_dtb() Daniel Henrique Barboza
2022-09-04 23:34 ` Daniel Henrique Barboza [this message]
2022-09-04 23:34 ` [PATCH v6 05/14] hw/ppc: set machine->fdt in bamboo_load_device_tree() Daniel Henrique Barboza
2022-09-04 23:34 ` [PATCH v6 06/14] hw/ppc: set machine->fdt in sam460ex_load_device_tree() Daniel Henrique Barboza
2022-09-05 7:15 ` BALATON Zoltan
2022-09-05 12:39 ` Daniel Henrique Barboza
2022-09-04 23:34 ` [PATCH v6 07/14] hw/ppc: set machine->fdt in xilinx_load_device_tree() Daniel Henrique Barboza
2022-09-04 23:34 ` [PATCH v6 08/14] hw/ppc: set machine->fdt in pegasos2_machine_reset() Daniel Henrique Barboza
2022-09-04 23:34 ` [PATCH v6 09/14] hw/ppc: set machine->fdt in pnv_reset() Daniel Henrique Barboza
2022-09-07 7:19 ` Cédric Le Goater
2022-09-07 9:00 ` Frederic Barrat
2022-09-04 23:34 ` [PATCH v6 10/14] hw/ppc: set machine->fdt in spapr machine Daniel Henrique Barboza
2022-09-04 23:34 ` [PATCH v6 11/14] hw/riscv: set machine->fdt in sifive_u_machine_init() Daniel Henrique Barboza
2022-09-04 23:34 ` [PATCH v6 12/14] hw/riscv: set machine->fdt in spike_board_init() Daniel Henrique Barboza
2022-09-04 23:34 ` [PATCH v6 13/14] hw/xtensa: set machine->fdt in xtfpga_init() Daniel Henrique Barboza
2022-09-04 23:34 ` [PATCH v6 14/14] qmp/hmp, device_tree.c: introduce dumpdtb Daniel Henrique Barboza
2022-09-05 13:41 ` Markus Armbruster
2022-09-05 17:51 ` Daniel Henrique Barboza
2022-09-08 10:32 ` Dr. David Alan Gilbert
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