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IOC mediator: DEBUG: add dummy channels

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Add three PTY devices as dummy native channels. They are used for emulating
native lifecycle channel, native signal channel and native OEM raw channel
for IOC debugging.

Signed-off-by: Liu Yuan <yuan1.liu@intel.com>
Reviewed-by: Wang Yu <yu1.wang@intel.com>
Reviewed-by: Liu Shuo <shuo.a.liu@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Liu Yuan 2018-04-13 16:40:31 +08:00 committed by Jack Ren
parent 75b5e670d5
commit fd5472b421
1 changed files with 64 additions and 0 deletions
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64
devicemodel/hw/platform/ioc.c
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@ -106,6 +106,12 @@ do { if (ioc_debug && dbg_file) { fprintf(dbg_file, format, arg);\
fflush(dbg_file); } } while (0)
#define WPRINTF(format, arg...) printf(format, ##arg)
/*
* For debugging only, to generate lifecycle, signal and oem-raw data
* from PTY devices instead of native CBC cdevs.
*/
/* #define IOC_DUMMY */
/*
* Type definition for thread function.
*/
@ -122,6 +128,16 @@ static char virtual_uart_path[32];
*/
static uint32_t ioc_boot_reason;
/*
* Dummy pty slave fd is to maintain the pty active,
* to avoid EIO error when close the slave pty.
*/
#ifdef IOC_DUMMY
static int dummy0_sfd = -1;
static int dummy1_sfd = -1;
static int dummy2_sfd = -1;
#endif
/*
* IOC channels definition.
*/
@ -146,6 +162,11 @@ static struct ioc_ch_info ioc_ch_tbl[] = {
{IOC_INIT_FD, IOC_NP_RAW10, IOC_NATIVE_RAW10, IOC_CH_ON},
{IOC_INIT_FD, IOC_NP_RAW11, IOC_NATIVE_RAW11, IOC_CH_ON},
{IOC_INIT_FD, IOC_DP_NONE, IOC_VIRTUAL_UART, IOC_CH_ON},
#ifdef IOC_DUMMY
{IOC_INIT_FD, IOC_NP_FLF, IOC_NATIVE_DUMMY0, IOC_CH_ON},
{IOC_INIT_FD, IOC_NP_FSIG, IOC_NATIVE_DUMMY1, IOC_CH_ON},
{IOC_INIT_FD, IOC_NP_FRAW, IOC_NATIVE_DUMMY2, IOC_CH_ON}
#endif
};
static struct cbc_signal cbc_tx_signal_table[] = {
@ -713,6 +734,24 @@ ioc_ch_init(struct ioc_dev *ioc)
case IOC_VIRTUAL_UART:
fd = ioc_open_virtual_uart(virtual_uart_path);
break;
#ifdef IOC_DUMMY
/*
* TODO: check open if success for dummy fd
*/
case IOC_NATIVE_DUMMY0:
fd = ioc_open_virtual_uart(chl->name);
dummy0_sfd = open(chl->name, O_RDWR | O_NOCTTY |
O_NONBLOCK);
case IOC_NATIVE_DUMMY1:
fd = ioc_open_virtual_uart(chl->name);
dummy1_sfd = open(chl->name, O_RDWR | O_NOCTTY |
O_NONBLOCK);
case IOC_NATIVE_DUMMY2:
fd = ioc_open_virtual_uart(chl->name);
dummy2_sfd = open(chl->name, O_RDWR | O_NOCTTY |
O_NONBLOCK);
break;
#endif
default:
fd = -1;
break;
@ -751,6 +790,12 @@ ioc_ch_deinit(void)
close(chl->fd);
chl->fd = IOC_INIT_FD;
}
#ifdef IOC_DUMMY
close(dummy0_sfd);
close(dummy1_sfd);
close(dummy2_sfd);
#endif
}
/*
@ -890,7 +935,18 @@ ioc_process_tx(struct ioc_dev *ioc, enum ioc_ch_id id)
req->srv_len = count;
req->link_len = 0;
req->rtype = CBC_REQ_T_PROT;
#ifdef IOC_DUMMY
if (id == IOC_NATIVE_DUMMY0)
req->id = IOC_NATIVE_LFCC;
else if (id == IOC_NATIVE_DUMMY1)
req->id = IOC_NATIVE_SIGNAL;
else if (id == IOC_NATIVE_DUMMY2)
req->id = IOC_NATIVE_RAW11;
else
req->id = id;
#else
req->id = id;
#endif
cbc_request_enqueue(ioc, req, CBC_QUEUE_T_TX, false);
return 0;
}
@ -906,6 +962,11 @@ ioc_dispatch(struct ioc_dev *ioc, struct ioc_ch_info *chl)
case IOC_NATIVE_LFCC:
case IOC_NATIVE_SIGNAL:
case IOC_NATIVE_RAW0 ... IOC_NATIVE_RAW11:
#ifdef IOC_DUMMY
case IOC_NATIVE_DUMMY0:
case IOC_NATIVE_DUMMY1:
case IOC_NATIVE_DUMMY2:
#endif
ioc_process_tx(ioc, chl->id);
break;
case IOC_VIRTUAL_UART:
@ -1158,6 +1219,9 @@ ioc_init(void)
if (ioc_is_platform_supported() != 0)
goto ioc_err;
/* Check IOC boot reason */
if (ioc_boot_reason == 0)
goto ioc_err;
ioc = (struct ioc_dev *)calloc(1, sizeof(struct ioc_dev));
if (!ioc)
goto ioc_err;