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| author | Kevin | 2014-11-15 09:58:27 +0800 |
|---|---|---|
| committer | Kevin | 2014-11-15 09:58:27 +0800 |
| commit | 392e8802486cb573b916e746010e141a75f507e6 (patch) | |
| tree | 50029aca02c81f087b90336e670b44e510782330 /ANDROID_3.4.5/arch/powerpc/include/asm/hvsi.h | |
| download | FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.tar.gz FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.tar.bz2 FOSSEE-netbook-kernel-source-392e8802486cb573b916e746010e141a75f507e6.zip | |
init android origin source code
Diffstat (limited to 'ANDROID_3.4.5/arch/powerpc/include/asm/hvsi.h')
| -rw-r--r-- | ANDROID_3.4.5/arch/powerpc/include/asm/hvsi.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/arch/powerpc/include/asm/hvsi.h b/ANDROID_3.4.5/arch/powerpc/include/asm/hvsi.h new file mode 100644 index 00000000..d3f64f36 --- /dev/null +++ b/ANDROID_3.4.5/arch/powerpc/include/asm/hvsi.h @@ -0,0 +1,94 @@ +#ifndef _HVSI_H +#define _HVSI_H + +#define VS_DATA_PACKET_HEADER 0xff +#define VS_CONTROL_PACKET_HEADER 0xfe +#define VS_QUERY_PACKET_HEADER 0xfd +#define VS_QUERY_RESPONSE_PACKET_HEADER 0xfc + +/* control verbs */ +#define VSV_SET_MODEM_CTL 1 /* to service processor only */ +#define VSV_MODEM_CTL_UPDATE 2 /* from service processor only */ +#define VSV_CLOSE_PROTOCOL 3 + +/* query verbs */ +#define VSV_SEND_VERSION_NUMBER 1 +#define VSV_SEND_MODEM_CTL_STATUS 2 + +/* yes, these masks are not consecutive. */ +#define HVSI_TSDTR 0x01 +#define HVSI_TSCD 0x20 + +#define HVSI_MAX_OUTGOING_DATA 12 +#define HVSI_VERSION 1 + +struct hvsi_header { + uint8_t type; + uint8_t len; + uint16_t seqno; +} __attribute__((packed)); + +struct hvsi_data { + struct hvsi_header hdr; + uint8_t data[HVSI_MAX_OUTGOING_DATA]; +} __attribute__((packed)); + +struct hvsi_control { + struct hvsi_header hdr; + uint16_t verb; + /* optional depending on verb: */ + uint32_t word; + uint32_t mask; +} __attribute__((packed)); + +struct hvsi_query { + struct hvsi_header hdr; + uint16_t verb; +} __attribute__((packed)); + +struct hvsi_query_response { + struct hvsi_header hdr; + uint16_t verb; + uint16_t query_seqno; + union { + uint8_t version; + uint32_t mctrl_word; + } u; +} __attribute__((packed)); + +/* hvsi lib struct definitions */ +#define HVSI_INBUF_SIZE 255 +struct tty_struct; +struct hvsi_priv { + unsigned int inbuf_len; /* data in input buffer */ + unsigned char inbuf[HVSI_INBUF_SIZE]; + unsigned int inbuf_cur; /* Cursor in input buffer */ + unsigned int inbuf_pktlen; /* packet lenght from cursor */ + atomic_t seqno; /* packet sequence number */ + unsigned int opened:1; /* driver opened */ + unsigned int established:1; /* protocol established */ + unsigned int is_console:1; /* used as a kernel console device */ + unsigned int mctrl_update:1; /* modem control updated */ + unsigned short mctrl; /* modem control */ + struct tty_struct *tty; /* tty structure */ + int (*get_chars)(uint32_t termno, char *buf, int count); + int (*put_chars)(uint32_t termno, const char *buf, int count); + uint32_t termno; +}; + +/* hvsi lib functions */ +struct hvc_struct; +extern void hvsilib_init(struct hvsi_priv *pv, + int (*get_chars)(uint32_t termno, char *buf, int count), + int (*put_chars)(uint32_t termno, const char *buf, + int count), + int termno, int is_console); +extern int hvsilib_open(struct hvsi_priv *pv, struct hvc_struct *hp); +extern void hvsilib_close(struct hvsi_priv *pv, struct hvc_struct *hp); +extern int hvsilib_read_mctrl(struct hvsi_priv *pv); +extern int hvsilib_write_mctrl(struct hvsi_priv *pv, int dtr); +extern void hvsilib_establish(struct hvsi_priv *pv); +extern int hvsilib_get_chars(struct hvsi_priv *pv, char *buf, int count); +extern int hvsilib_put_chars(struct hvsi_priv *pv, const char *buf, int count); + +#endif /* _HVSI_H */ |