[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-ppc] [PULL 05/15] hw/ppc: Implement fw_cfg_arch_key_name()
From: |
Philippe Mathieu-Daudé |
Subject: |
[Qemu-ppc] [PULL 05/15] hw/ppc: Implement fw_cfg_arch_key_name() |
Date: |
Thu, 23 May 2019 14:43:10 +0200 |
Implement fw_cfg_arch_key_name(), which returns the name of a
ppc-specific key.
The fw_cfg device is used by the machine using OpenBIOS:
- 40p
- mac99 (oldworld)
- g3beige (newworld)
Reviewed-by: Laszlo Ersek <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
---
hw/ppc/Makefile.objs | 2 +-
hw/ppc/fw_cfg.c | 45 ++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 46 insertions(+), 1 deletion(-)
create mode 100644 hw/ppc/fw_cfg.c
diff --git a/hw/ppc/Makefile.objs b/hw/ppc/Makefile.objs
index 636e717f20..9da93af905 100644
--- a/hw/ppc/Makefile.objs
+++ b/hw/ppc/Makefile.objs
@@ -1,5 +1,5 @@
# shared objects
-obj-y += ppc.o ppc_booke.o fdt.o
+obj-y += ppc.o ppc_booke.o fdt.o fw_cfg.o
# IBM pSeries (sPAPR)
obj-$(CONFIG_PSERIES) += spapr.o spapr_caps.o spapr_vio.o spapr_events.o
obj-$(CONFIG_PSERIES) += spapr_hcall.o spapr_iommu.o spapr_rtas.o
diff --git a/hw/ppc/fw_cfg.c b/hw/ppc/fw_cfg.c
new file mode 100644
index 0000000000..a88b5c4bde
--- /dev/null
+++ b/hw/ppc/fw_cfg.c
@@ -0,0 +1,45 @@
+/*
+ * fw_cfg helpers (PPC specific)
+ *
+ * Copyright (c) 2019 Red Hat, Inc.
+ *
+ * Author:
+ * Philippe Mathieu-Daudé <address@hidden>
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/ppc/ppc.h"
+#include "hw/nvram/fw_cfg.h"
+
+const char *fw_cfg_arch_key_name(uint16_t key)
+{
+ static const struct {
+ uint16_t key;
+ const char *name;
+ } fw_cfg_arch_wellknown_keys[] = {
+ {FW_CFG_PPC_WIDTH, "width"},
+ {FW_CFG_PPC_HEIGHT, "height"},
+ {FW_CFG_PPC_DEPTH, "depth"},
+ {FW_CFG_PPC_TBFREQ, "tbfreq"},
+ {FW_CFG_PPC_CLOCKFREQ, "clockfreq"},
+ {FW_CFG_PPC_IS_KVM, "is_kvm"},
+ {FW_CFG_PPC_KVM_HC, "kvm_hc"},
+ {FW_CFG_PPC_KVM_PID, "pid"},
+ {FW_CFG_PPC_NVRAM_ADDR, "nvram_addr"},
+ {FW_CFG_PPC_BUSFREQ, "busfreq"},
+ {FW_CFG_PPC_NVRAM_FLAT, "nvram_flat"},
+ {FW_CFG_PPC_VIACONFIG, "viaconfig"},
+ };
+
+ for (size_t i = 0; i < ARRAY_SIZE(fw_cfg_arch_wellknown_keys); i++) {
+ if (fw_cfg_arch_wellknown_keys[i].key == key) {
+ return fw_cfg_arch_wellknown_keys[i].name;
+ }
+ }
+ return NULL;
+}
--
2.20.1
- [Qemu-ppc] [PULL 13/15] hw/nvram/fw_cfg: Store 'reboot-timeout' as little endian, (continued)
- [Qemu-ppc] [PULL 13/15] hw/nvram/fw_cfg: Store 'reboot-timeout' as little endian, Philippe Mathieu-Daudé, 2019/05/23
- [Qemu-ppc] [PULL 12/15] tests: fw_cfg: add a function to get the fw_cfg file, Philippe Mathieu-Daudé, 2019/05/23
- [Qemu-ppc] [PULL 11/15] tests: refactor fw_cfg_test, Philippe Mathieu-Daudé, 2019/05/23
- [Qemu-ppc] [PULL 07/15] hw/sparc64: Implement fw_cfg_arch_key_name(), Philippe Mathieu-Daudé, 2019/05/23
- [Qemu-ppc] [PULL 09/15] tests/libqos: Add pc_fw_cfg_uninit() and use it, Philippe Mathieu-Daudé, 2019/05/23
- [Qemu-ppc] [PULL 08/15] tests/libqos: Add io_fw_cfg_uninit() and mm_fw_cfg_uninit(), Philippe Mathieu-Daudé, 2019/05/23
- [Qemu-ppc] [PULL 01/15] hw/nvram/fw_cfg: Add trace events, Philippe Mathieu-Daudé, 2019/05/23
- [Qemu-ppc] [PULL 02/15] hw/nvram/fw_cfg: Add fw_cfg_arch_key_name(), Philippe Mathieu-Daudé, 2019/05/23
- [Qemu-ppc] [PULL 06/15] hw/sparc: Implement fw_cfg_arch_key_name(), Philippe Mathieu-Daudé, 2019/05/23
- [Qemu-ppc] [PULL 04/15] hw/i386: Implement fw_cfg_arch_key_name(), Philippe Mathieu-Daudé, 2019/05/23
- [Qemu-ppc] [PULL 05/15] hw/ppc: Implement fw_cfg_arch_key_name(),
Philippe Mathieu-Daudé <=
- [Qemu-ppc] [PULL 03/15] hw/i386: Extract fw_cfg definitions to local "fw_cfg.h", Philippe Mathieu-Daudé, 2019/05/23
- Re: [Qemu-ppc] [Qemu-devel] [PULL 00/15] Fw cfg 20190523 patches, Peter Maydell, 2019/05/23