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yaml
---
r: 259129
b: refs/heads/master
c: 725e789
h: refs/heads/master
i:
  259127: b05c9cc
v: v3
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Benjamin Herrenschmidt committed Jun 29, 2011
1 parent 0c2eb82 commit 7215bc7
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Showing 3 changed files with 70 additions and 63 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 8a0360a563cffc9a0712426820bedbb96bbc511b
refs/heads/master: 725e789f228641fdfafcd65458f0ac78b87acc5a
68 changes: 68 additions & 0 deletions trunk/arch/powerpc/include/asm/hvsi.h
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@@ -0,0 +1,68 @@
#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 {
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));


#endif /* _HVSI_H */
63 changes: 1 addition & 62 deletions trunk/drivers/tty/hvc/hvsi.c
Original file line number Diff line number Diff line change
Expand Up @@ -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
Expand Down Expand Up @@ -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;
Expand Down

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