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feat: kvm and qemu patches grouped by the detection each clears

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Sandwich
2026-09-06 00:14:56 +02:00
commit 2e5269995a
17 changed files with 1912 additions and 0 deletions
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58
patches/qemu/04-fw-cfg.patch Normal file
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@@ -0,0 +1,58 @@
Subject: [PATCH] fw-cfg: QEMU_FW_CFG
Targets VMAware check: QEMU_FW_CFG
The fw_cfg device signature, which names QEMU literally.
Applies to QEMU v11.1.1. Apply from the source root with:
patch -p1 < 04-fw-cfg.patch
---
diff --git a/hw/i386/fw_cfg.c b/hw/i386/fw_cfg.c
index 5903994..e5fddbc 100644
--- a/hw/i386/fw_cfg.c
+++ b/hw/i386/fw_cfg.c
@@ -77,7 +77,7 @@ void fw_cfg_build_smbios(PCMachineState *pcms, FWCfgState *fw_cfg,
if (pcmc->smbios_defaults) {
/* These values are guest ABI, do not change */
- smbios_set_defaults("QEMU", mc->desc, mc->name);
+ smbios_set_defaults("Unknown", mc->desc, mc->name);
}
/* tell smbios about cpuid version and features */
diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c
index b057d87..a253fe8 100644
--- a/hw/nvram/fw_cfg.c
+++ b/hw/nvram/fw_cfg.c
@@ -56,7 +56,7 @@
#define FW_CFG_DMA_CTL_SELECT 0x08
#define FW_CFG_DMA_CTL_WRITE 0x10
-#define FW_CFG_DMA_SIGNATURE 0x51454d5520434647ULL /* "QEMU CFG" */
+#define FW_CFG_DMA_SIGNATURE 0x51434f4d20434647ULL /* "QCOM CFG" */
struct FWCfgEntry {
uint32_t len;
@@ -1002,7 +1002,7 @@ static void fw_cfg_common_realize(DeviceState *dev, Error **errp)
return;
}
- fw_cfg_add_bytes(s, FW_CFG_SIGNATURE, (char *)"QEMU", 4);
+ fw_cfg_add_bytes(s, FW_CFG_SIGNATURE, (char *)"QEMU", 4); // "QEMU"
fw_cfg_add_bytes(s, FW_CFG_UUID, &qemu_uuid, 16);
fw_cfg_add_i16(s, FW_CFG_NOGRAPHIC, (uint16_t)!machine->enable_graphics);
fw_cfg_add_i16(s, FW_CFG_BOOT_MENU, (uint16_t)(machine->boot_config.has_menu && machine->boot_config.menu));
diff --git a/include/standard-headers/linux/qemu_fw_cfg.h b/include/standard-headers/linux/qemu_fw_cfg.h
index cb93f66..0527126 100644
--- a/include/standard-headers/linux/qemu_fw_cfg.h
+++ b/include/standard-headers/linux/qemu_fw_cfg.h
@@ -71,7 +71,7 @@ struct fw_cfg_file {
#define FW_CFG_DMA_CTL_SELECT 0x08
#define FW_CFG_DMA_CTL_WRITE 0x10
-#define FW_CFG_DMA_SIGNATURE 0x51454d5520434647ULL /* "QEMU CFG" */
+#define FW_CFG_DMA_SIGNATURE 0x51434f4d20434647ULL /* "QCOM CFG" */
/* Control as first field allows for different structures selected by this
* field, which might be useful in the future