diff --git a/arch/arm/include/asm/u-boot-arm.h b/arch/arm/include/asm/u-boot-arm.h
index 414042d4039b52b626eeae689b0b5a0e31d59fc5..305a302dfc4b9aff45e4293f03bc5bbbad177ba8 100644
--- a/arch/arm/include/asm/u-boot-arm.h
+++ b/arch/arm/include/asm/u-boot-arm.h
@@ -37,6 +37,7 @@ int arch_early_init_r(void);
/* board/.../... */
int board_init(void);
void dram_init_banksize (void);
+void board_quiesce_devices(void);
/* cpu/.../interrupt.c */
int arch_interrupt_init (void);
diff --git a/arch/arm/lib/bootm.c b/arch/arm/lib/bootm.c
index 53c3141322a0de8f30e18c20fd2157483570fe4b..dedcd1e9a4b8d2d3ab4c64f615388011f5123478 100644
--- a/arch/arm/lib/bootm.c
+++ b/arch/arm/lib/bootm.c
@@ -64,6 +64,10 @@ void arch_lmb_reserve(struct lmb *lmb)
gd->bd->bi_dram[0].start + gd->bd->bi_dram[0].size - sp);
}
+__weak void board_quiesce_devices(void)
+{
+}
+
/**
* announce_and_cleanup() - Print message and prepare for kernel boot
*
@@ -84,6 +88,9 @@ static void announce_and_cleanup(int fake)
#ifdef CONFIG_USB_DEVICE
udc_disconnect();
#endif
+
+ board_quiesce_devices();
+
cleanup_before_linux();
}
diff --git a/arch/x86/include/asm/u-boot-x86.h b/arch/x86/include/asm/u-boot-x86.h
index 031740b708a8f5d660801f816db421af77e0a8fd..4f901f9392c06844644bfb257047b9b18b802014 100644
--- a/arch/x86/include/asm/u-boot-x86.h
+++ b/arch/x86/include/asm/u-boot-x86.h
@@ -74,6 +74,7 @@ static inline __attribute__((no_instrument_function)) uint64_t rdtsc(void)
/* board/... */
void timer_set_tsc_base(uint64_t new_base);
uint64_t timer_get_tsc(void);
+void board_quiesce_devices(void);
void quick_ram_check(void);
diff --git a/arch/x86/lib/bootm.c b/arch/x86/lib/bootm.c
index 7cf9de4d7b53e083acda9e0035250568ae1435ba..80fadef34e99c44b6080bcb2f49e257393f00759 100644
--- a/arch/x86/lib/bootm.c
+++ b/arch/x86/lib/bootm.c
@@ -26,6 +26,10 @@ DECLARE_GLOBAL_DATA_PTR;
#define COMMAND_LINE_OFFSET 0x9000
+__weak void board_quiesce_devices(void)
+{
+}
+
void bootm_announce_and_cleanup(void)
{
printf("\nStarting kernel ...\n\n");
diff --git a/board/freescale/ls2080a/ls2080a.c b/board/freescale/ls2080a/ls2080a.c
index d0a88d4ef9d1dbd41bd5943443767e78e03d288e..4f9b9c8a7739525e0c84209fed9b9a1319120cbd 100644
--- a/board/freescale/ls2080a/ls2080a.c
+++ b/board/freescale/ls2080a/ls2080a.c
@@ -102,6 +102,11 @@ void fdt_fixup_board_enet(void *fdt)
else
fdt_status_fail(fdt, offset);
}
+
+void board_quiesce_devices(void)
+{
+ fsl_mc_ldpaa_exit(gd->bd);
+}
#endif
#ifdef CONFIG_OF_BOARD_SETUP
@@ -122,7 +127,6 @@ int ft_board_setup(void *blob, bd_t *bd)
#ifdef CONFIG_FSL_MC_ENET
fdt_fixup_board_enet(blob);
- fsl_mc_ldpaa_exit(bd);
#endif
return 0;
diff --git a/board/freescale/ls2080aqds/ls2080aqds.c b/board/freescale/ls2080aqds/ls2080aqds.c
index d07ca18af9a6ae029a7b90b5a351aaff8a76fb1c..73a61fd75aa12a3c6f7f2dfcbfca7a9b34bea5e6 100644
--- a/board/freescale/ls2080aqds/ls2080aqds.c
+++ b/board/freescale/ls2080aqds/ls2080aqds.c
@@ -292,14 +292,16 @@ void fdt_fixup_board_enet(void *fdt)
else
fdt_status_fail(fdt, offset);
}
+
+void board_quiesce_devices(void)
+{
+ fsl_mc_ldpaa_exit(gd->bd);
+}
#endif
#ifdef CONFIG_OF_BOARD_SETUP
int ft_board_setup(void *blob, bd_t *bd)
{
-#ifdef CONFIG_FSL_MC_ENET
- int err;
-#endif
u64 base[CONFIG_NR_DRAM_BANKS];
u64 size[CONFIG_NR_DRAM_BANKS];
@@ -317,9 +319,6 @@ int ft_board_setup(void *blob, bd_t *bd)
#ifdef CONFIG_FSL_MC_ENET
fdt_fixup_board_enet(blob);
- err = fsl_mc_ldpaa_exit(bd);
- if (err)
- return err;
#endif
return 0;
diff --git a/board/freescale/ls2080ardb/ls2080ardb.c b/board/freescale/ls2080ardb/ls2080ardb.c
index 83d9e7ec12c0330c785e53f3acb86d659ceff063..fab44b96baac7f6507bb14b0a3ce02705139f273 100644
--- a/board/freescale/ls2080ardb/ls2080ardb.c
+++ b/board/freescale/ls2080ardb/ls2080ardb.c
@@ -256,14 +256,16 @@ void fdt_fixup_board_enet(void *fdt)
else
fdt_status_fail(fdt, offset);
}
+
+void board_quiesce_devices(void)
+{
+ fsl_mc_ldpaa_exit(gd->bd);
+}
#endif
#ifdef CONFIG_OF_BOARD_SETUP
int ft_board_setup(void *blob, bd_t *bd)
{
-#ifdef CONFIG_FSL_MC_ENET
- int err;
-#endif
u64 base[CONFIG_NR_DRAM_BANKS];
u64 size[CONFIG_NR_DRAM_BANKS];
@@ -281,9 +283,6 @@ int ft_board_setup(void *blob, bd_t *bd)
#ifdef CONFIG_FSL_MC_ENET
fdt_fixup_board_enet(blob);
- err = fsl_mc_ldpaa_exit(bd);
- if (err)
- return err;
#endif
return 0;
diff --git a/drivers/net/fsl-mc/mc.c b/drivers/net/fsl-mc/mc.c
index 1811b0fe1a3f13d40203013bb4fb3a5a05c66b3e..46b8a6bc69912f4da1868fe6ca3f87d4fe9f8b78 100644
--- a/drivers/net/fsl-mc/mc.c
+++ b/drivers/net/fsl-mc/mc.c
@@ -40,6 +40,7 @@ int child_dprc_id;
struct fsl_dpbp_obj *dflt_dpbp = NULL;
struct fsl_dpio_obj *dflt_dpio = NULL;
struct fsl_dpni_obj *dflt_dpni = NULL;
+static u64 mc_lazy_dpl_addr;
#ifdef DEBUG
void dump_ram_words(const char *title, void *addr)
@@ -572,6 +573,9 @@ int mc_apply_dpl(u64 mc_dpl_addr)
u64 mc_ram_addr = mc_get_dram_addr();
size_t mc_ram_size = mc_get_dram_block_size();
+ if (!mc_dpl_addr)
+ return -1;
+
error = load_mc_dpl(mc_ram_addr, mc_ram_size, mc_dpl_addr);
if (error != 0)
return error;
@@ -1156,6 +1160,11 @@ int fsl_mc_ldpaa_exit(bd_t *bd)
{
int err = 0;
+ if (bd && mc_lazy_dpl_addr && !fsl_mc_ldpaa_exit(NULL)) {
+ mc_apply_dpl(mc_lazy_dpl_addr);
+ mc_lazy_dpl_addr = 0;
+ }
+
/* MC is not loaded intentionally, So return success. */
if (bd && get_mc_boot_status() != 0)
return 0;
@@ -1259,6 +1268,7 @@ static int do_fsl_mc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
}
break;
+ case 'l':
case 'a': {
u64 mc_dpl_addr;
@@ -1279,8 +1289,17 @@ static int do_fsl_mc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
return -ENODEV;
}
- if (!fsl_mc_ldpaa_exit(NULL))
- err = mc_apply_dpl(mc_dpl_addr);
+ if (argv[1][0] == 'l') {
+ /*
+ * We will do the actual dpaa exit and dpl apply
+ * later from announce_and_cleanup().
+ */
+ mc_lazy_dpl_addr = mc_dpl_addr;
+ } else {
+ /* The user wants it applied now */
+ if (!fsl_mc_ldpaa_exit(NULL))
+ err = mc_apply_dpl(mc_dpl_addr);
+ }
break;
}
default:
@@ -1298,5 +1317,6 @@ U_BOOT_CMD(
"DPAA2 command to manage Management Complex (MC)",
"start mc [FW_addr] [DPC_addr] - Start Management Complex\n"
"fsl_mc apply DPL [DPL_addr] - Apply DPL file\n"
+ "fsl_mc lazyapply DPL [DPL_addr] - Apply DPL file on exit\n"
"fsl_mc start aiop [FW_addr] - Start AIOP\n"
);
diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c
index 1fdddf4591c000920a4ea09ad3cd05d798a771c6..51080cbeed2f35d03fb1deb983a0d0a26021a92b 100644
--- a/lib/efi_loader/efi_boottime.c
+++ b/lib/efi_loader/efi_boottime.c
@@ -538,6 +538,8 @@ static efi_status_t EFIAPI efi_exit_boot_services(void *image_handle,
{
EFI_ENTRY("%p, %ld", image_handle, map_key);
+ board_quiesce_devices();
+
/* Fix up caches for EFI payloads if necessary */
efi_exit_caches();