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add QEMU arm 'virt' CFI flash support, enable rootfs and user-space app

This commit is contained in:
laokz 2021-02-05 23:10:05 +08:00
parent 71144b4a1e
commit 9404c9971d
3 changed files with 54 additions and 10 deletions
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19
fs/vfs/multi_partition/src/mtd_partition.c
View File

@ -71,10 +71,18 @@ static VOID MtdNorParamAssign(partition_param *spinorParam, const struct MtdDev
* you can change the SPIBLK_NAME or SPICHR_NAME to NULL.
*/
spinorParam->flash_mtd = (struct MtdDev *)spinorMtd;
#ifndef LOSCFG_PLATFORM_QEMU_ARM_VIRT_CA7
spinorParam->flash_ops = GetDevSpinorOps();
spinorParam->char_ops = GetMtdCharFops();
spinorParam->blockname = SPIBLK_NAME;
spinorParam->charname = SPICHR_NAME;
#else
extern struct block_operations *GetCfiBlkOps(void);
spinorParam->flash_ops = GetCfiBlkOps();
spinorParam->char_ops = NULL;
spinorParam->blockname = "/dev/cfiflash";
spinorParam->charname = NULL;
#endif
spinorParam->partition_head = g_spinorPartitionHead;
spinorParam->block_size = spinorMtd->eraseSize;
}
@ -88,7 +96,12 @@ static VOID MtdDeinitSpinorParam(VOID)
static partition_param *MtdInitSpinorParam(partition_param *spinorParam)
{
#ifndef LOSCFG_PLATFORM_QEMU_ARM_VIRT_CA7
struct MtdDev *spinorMtd = GetMtd("spinor");
#else
extern struct MtdDev *GetCfiMtdDev(void);
struct MtdDev *spinorMtd = GetCfiMtdDev();
#endif
if (spinorMtd == NULL) {
return NULL;
}
@ -121,7 +134,7 @@ static partition_param *MtdInitSpinorParam(partition_param *spinorParam)
/* According the flash-type to init the param of the partition. */
static INT32 MtdInitFsparParam(const CHAR *type, partition_param **fsparParam)
{
if (strcmp(type, "spinor") == 0) {
if (strcmp(type, "spinor") == 0 || strcmp(type, "cfi-flash") == 0) {
g_spinorPartParam = MtdInitSpinorParam(g_spinorPartParam);
*fsparParam = g_spinorPartParam;
} else {
@ -138,7 +151,7 @@ static INT32 MtdInitFsparParam(const CHAR *type, partition_param **fsparParam)
/* According the flash-type to deinit the param of the partition. */
static INT32 MtdDeinitFsparParam(const CHAR *type)
{
if (strcmp(type, "spinor") == 0) {
if (strcmp(type, "spinor") == 0 || strcmp(type, "cfi-flash") == 0) {
MtdDeinitSpinorParam();
g_spinorPartParam = NULL;
} else {
@ -356,7 +369,7 @@ static INT32 DeleteParamCheck(UINT32 partitionNum,
const CHAR *type,
partition_param **param)
{
if (strcmp(type, "spinor") == 0) {
if (strcmp(type, "spinor") == 0 || strcmp(type, "cfi-flash") == 0) {
*param = g_spinorPartParam;
} else {
PRINT_ERR("type error \n");

36
kernel/common/los_rootfs.c
View File

@ -31,7 +31,7 @@
#include "los_base.h"
#include "los_typedef.h"
#include "string.h"
#ifdef LOSCFG_PLATFORM_HI3518EV300
#if defined(LOSCFG_PLATFORM_HI3518EV300) || defined(LOSCFG_PLATFORM_QEMU_ARM_VIRT_CA7)
#include "mtd_partition.h"
#endif
#ifdef LOSCFG_DRIVERS_MMC
@ -181,6 +181,24 @@ STATIC const CHAR *GetDevName(const CHAR *rootType, INT32 rootAddr, INT32 rootSi
rootDev = AddEmmcRootfsPart(rootAddr, rootSize);
} else
#endif
#ifdef LOSCFG_PLATFORM_QEMU_ARM_VIRT_CA7
#define CFIFLASH_CAPACITY 64 * 1024 * 1024
INT32 ret;
if (strcmp(rootType, "cfi-flash") == 0) {
ret = add_mtd_partition("cfi-flash", rootAddr, rootSize, 0);
if (ret != LOS_OK) {
PRINT_ERR("Failed to add cfi-flash root partition!\n");
} else {
rootDev = "/dev/cfiflash0";
ret = add_mtd_partition("cfi-flash", (rootAddr + rootSize),
CFIFLASH_CAPACITY - rootAddr - rootSize, 1);
if (ret != LOS_OK) {
PRINT_ERR("Failed to add cfi-flash storage partition!\n");
}
}
} else
#endif
{
PRINT_ERR("Failed to find root dev type: %s\n", rootType);
}
@ -239,8 +257,7 @@ STATIC INT32 GetArgs(CHAR **args)
* bootloader it will pass DTB by default.
*/
(void)ret;
PRINT_ERR("Fetching bootargs unimplemented.\n");
goto ERROUT;
cmdLine = "bootargs=root=cfi-flash fstype=jffs2 rootaddr=0xA00000 rootsize=27M";
#endif
for (i = 0; i < COMMAND_LINE_SIZE; i += len + 1) {
@ -471,6 +488,19 @@ STATIC INT32 OsMountRootfsAndUserfs(const CHAR *rootDev, const CHAR *fsType)
PRINT_ERR("Failed to mount /storage, errno %d: %s\n", err, strerror(err));
}
}
#endif
#ifdef LOSCFG_PLATFORM_QEMU_ARM_VIRT_CA7
ret = mkdir("/storage", DEFAULT_STORAGE_MOUNT_DIR_MODE);
if (ret != LOS_OK) {
err = get_errno();
PRINT_ERR("Failed to reserve inode /storage, errno %d: %s\n", err, strerror(err));
} else {
ret = mount("/dev/cfiflash1", "/storage", fsType, 0, NULL);
if (ret != LOS_OK) {
err = get_errno();
PRINT_ERR("Failed to mount /storage, errno %d: %s\n", err, strerror(err));
}
}
#endif
}
return LOS_OK;

9
tools/build/config/debug/qemu_arm_virt_ca7_clang.config
View File

@ -34,6 +34,7 @@ LOSCFG_ARCH_CPU="cortex-a7"
#
# LOSCFG_ARCH_FPU_DISABLE is not set
LOSCFG_IRQ_USE_STANDALONE_STACK=y
LOSCFG_PLATFORM_ROOTFS=y
#
# Kernel
@ -43,7 +44,7 @@ LOSCFG_KERNEL_EXTKERNEL=y
# LOSCFG_KERNEL_CPPSUPPORT is not set
LOSCFG_KERNEL_CPUP=y
LOSCFG_CPUP_INCLUDE_IRQ=y
# LOSCFG_KERNEL_DYNLOAD is not set
LOSCFG_KERNEL_DYNLOAD=y
# LOSCFG_KERNEL_VDSO is not set
# LOSCFG_KERNEL_TICKLESS is not set
# LOSCFG_KERNEL_TRACE is not set
@ -72,7 +73,7 @@ LOSCFG_FILE_MODE=y
# LOSCFG_FS_FAT is not set
LOSCFG_FS_RAMFS=y
LOSCFG_FS_PROC=y
# LOSCFG_FS_JFFS is not set
LOSCFG_FS_JFFS=y
#
# Net
@ -97,7 +98,7 @@ LOSCFG_SHELL=y
# LOSCFG_SHELL_LK is not set
# LOSCFG_SHELL_EXCINFO is not set
# LOSCFG_EXC_INTERACTION is not set
# LOSCFG_USER_INIT_DEBUG is not set
LOSCFG_USER_INIT_DEBUG=y
# LOSCFG_SHELL_CMD_DEBUG is not set
# LOSCFG_MEM_DEBUG is not set
# LOSCFG_NULL_ADDRESS_PROTECT is not set
@ -125,7 +126,7 @@ LOSCFG_DRIVERS_HDF_PLATFORM=y
# LOSCFG_DRIVERS_HDF_USB is not set
LOSCFG_DRIVERS_MEM=y
# LOSCFG_DRIVERS_MMC is not set
# LOSCFG_DRIVERS_MTD is not set
LOSCFG_DRIVERS_MTD=y
# LOSCFG_DRIVERS_RANDOM is not set
# LOSCFG_DRIVERS_VIDEO is not set
# LOSCFG_DRIVERS_HIEVENT is not set