mk-rootfs.sh

hc

2023-12-11 072de836f53be56a70cecf70b43ae43b7ce17376

 kernel/include/linux/mmc/mmc.h
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@@ -161,6 +161,16 @@
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 #define R1_STATE_PRG	7
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 #define R1_STATE_DIS	8
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+static inline bool mmc_ready_for_data(u32 status)
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+{
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+	/*
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+	 * Some cards mishandle the status bits, so make sure to check both the
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+	 * busy indication and the card state.
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+	 */
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+	return status & R1_READY_FOR_DATA &&
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+	       R1_CURRENT_STATE(status) == R1_STATE_TRAN;
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+}
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+
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 /*
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  * MMC/SD in SPI mode reports R1 status always, and R2 for SEND_STATUS
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  * R1 is the low order byte; R2 is the next highest byte, when present.
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@@ -315,6 +325,7 @@
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  */
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 #define EXT_CSD_WR_REL_PARAM_EN		(1<<2)
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+#define EXT_CSD_WR_REL_PARAM_EN_RPMB_REL_WR	(1<<4)
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 #define EXT_CSD_BOOT_WP_B_PWR_WP_DIS	(0x40)
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 #define EXT_CSD_BOOT_WP_B_PERM_WP_DIS	(0x10)
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@@ -434,8 +445,17 @@
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 #define MMC_SECURE_TRIM1_ARG		0x80000001
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 #define MMC_SECURE_TRIM2_ARG		0x80008000
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 #define MMC_SECURE_ARGS			0x80000000
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-#define MMC_TRIM_ARGS			0x00008001
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+#define MMC_TRIM_OR_DISCARD_ARGS	0x00008003
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 #define mmc_driver_type_mask(n)		(1 << (n))
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+struct mmc_card;
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+
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+extern int mmc_select_bus_width(struct mmc_card *card);
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+extern int mmc_select_hs(struct mmc_card *card);
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+extern int mmc_select_hs_ddr(struct mmc_card *card);
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+extern int mmc_select_hs400(struct mmc_card *card);
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+extern int mmc_hs200_tuning(struct mmc_card *card);
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+extern int mmc_select_timing(struct mmc_card *card);
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+
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 #endif /* LINUX_MMC_MMC_H */