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author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-06-16 15:08:12 (GMT) |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-06-29 07:48:28 (GMT) |
commit | 725e789f228641fdfafcd65458f0ac78b87acc5a (patch) | |
tree | 579d90a2a22de79dd6bec4e36434a3bf30b9513e /drivers/tty/hvc | |
parent | 8a0360a563cffc9a0712426820bedbb96bbc511b (diff) | |
download | linux-725e789f228641fdfafcd65458f0ac78b87acc5a.tar.xz |
powerpc/hvsi: Move HVSI protocol definitions to a header file
This moves various HVSI protocol definitions from the hvsi.c
driver to a header file that can be used later on by a udbg
implementation
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'drivers/tty/hvc')
-rw-r--r-- | drivers/tty/hvc/hvsi.c | 63 |
1 files changed, 1 insertions, 62 deletions
diff --git a/drivers/tty/hvc/hvsi.c b/drivers/tty/hvc/hvsi.c index 8a8d637..0b35793 100644 --- a/drivers/tty/hvc/hvsi.c +++ b/drivers/tty/hvc/hvsi.c @@ -49,6 +49,7 @@ #include <asm/uaccess.h> #include <asm/vio.h> #include <asm/param.h> +#include <asm/hvsi.h> #define HVSI_MAJOR 229 #define HVSI_MINOR 128 @@ -109,68 +110,6 @@ enum HVSI_PROTOCOL_STATE { }; #define HVSI_CONSOLE 0x1 -#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 - -struct hvsi_header { - uint8_t type; - uint8_t len; - uint16_t seqno; -} __attribute__((packed)); - -struct hvsi_data { - uint8_t type; - uint8_t len; - uint16_t seqno; - uint8_t data[HVSI_MAX_OUTGOING_DATA]; -} __attribute__((packed)); - -struct hvsi_control { - uint8_t type; - uint8_t len; - uint16_t seqno; - uint16_t verb; - /* optional depending on verb: */ - uint32_t word; - uint32_t mask; -} __attribute__((packed)); - -struct hvsi_query { - uint8_t type; - uint8_t len; - uint16_t seqno; - uint16_t verb; -} __attribute__((packed)); - -struct hvsi_query_response { - uint8_t type; - uint8_t len; - uint16_t seqno; - uint16_t verb; - uint16_t query_seqno; - union { - uint8_t version; - uint32_t mctrl_word; - } u; -} __attribute__((packed)); - - - static inline int is_console(struct hvsi_struct *hp) { return hp->flags & HVSI_CONSOLE; |