diff options
Diffstat (limited to 'arch/arm/mach-rpc/ecard.h')
-rw-r--r-- | arch/arm/mach-rpc/ecard.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/arch/arm/mach-rpc/ecard.h b/arch/arm/mach-rpc/ecard.h new file mode 100644 index 0000000000..873dd3d9f2 --- /dev/null +++ b/arch/arm/mach-rpc/ecard.h @@ -0,0 +1,66 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * ecard.h + * + * Copyright 2007 Russell King + */ + +/* Definitions internal to ecard.c - for it's use only!! + * + * External expansion card header as read from the card + */ +struct ex_ecid { + unsigned char r_irq:1; + unsigned char r_zero:1; + unsigned char r_fiq:1; + unsigned char r_id:4; + unsigned char r_a:1; + + unsigned char r_cd:1; + unsigned char r_is:1; + unsigned char r_w:2; + unsigned char r_r1:4; + + unsigned char r_r2:8; + + unsigned char r_prod[2]; + + unsigned char r_manu[2]; + + unsigned char r_country; + + unsigned char r_fiqmask; + unsigned char r_fiqoff[3]; + + unsigned char r_irqmask; + unsigned char r_irqoff[3]; +}; + +/* + * Chunk directory entry as read from the card + */ +struct ex_chunk_dir { + unsigned char r_id; + unsigned char r_len[3]; + unsigned long r_start; + union { + char string[256]; + char data[1]; + } d; +#define c_id(x) ((x)->r_id) +#define c_len(x) ((x)->r_len[0]|((x)->r_len[1]<<8)|((x)->r_len[2]<<16)) +#define c_start(x) ((x)->r_start) +}; + +typedef enum ecard_type { /* Cards address space */ + ECARD_IOC, + ECARD_MEMC, + ECARD_EASI +} card_type_t; + +typedef enum { /* Speed for ECARD_IOC space */ + ECARD_SLOW = 0, + ECARD_MEDIUM = 1, + ECARD_FAST = 2, + ECARD_SYNC = 3 +} card_speed_t; |