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MFC: rev 1.86 and 1.87

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Support MAXPHYS up to 512KB
This commit is contained in:
simokawa 2007-03-19 05:13:21 +00:00
parent b6cd374897
commit 1d8ad74d0e
1 changed files with 8 additions and 2 deletions
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10
sys/dev/firewire/sbp.c
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@ -91,6 +91,7 @@
* because of CAM_SCSI2_MAXLUN in cam_xpt.c
*/
#define SBP_NUM_LUNS 64
#define SBP_MAXPHYS MIN(MAXPHYS, (512*1024) /* 512KB */)
#define SBP_DMA_SIZE PAGE_SIZE
#define SBP_LOGIN_SIZE sizeof(struct sbp_login_res)
#define SBP_QUEUE_LEN ((SBP_DMA_SIZE - SBP_LOGIN_SIZE) / sizeof(struct sbp_ocb))
@ -161,9 +162,9 @@ TUNABLE_INT("hw.firewire.sbp.tags", &sbp_tags);
#define SBP_SEG_MAX rounddown(0xffff, PAGE_SIZE)
#ifdef __sparc64__ /* iommu */
#define SBP_IND_MAX howmany(MAXPHYS, SBP_SEG_MAX)
#define SBP_IND_MAX howmany(SBP_MAXPHYS, SBP_SEG_MAX)
#else
#define SBP_IND_MAX howmany(MAXPHYS, PAGE_SIZE)
#define SBP_IND_MAX howmany(SBP_MAXPHYS, PAGE_SIZE)
#endif
struct sbp_ocb {
STAILQ_ENTRY(sbp_ocb) ocb;
@ -1914,6 +1915,11 @@ sbp_attach(device_t dev)
struct fw_xfer *xfer;
int i, s, error;
if (DFLTPHYS > SBP_MAXPHYS)
device_printf(dev, "Warning, DFLTPHYS(%dKB) is larger than "
"SBP_MAXPHYS(%dKB).\n", DFLTPHYS / 1024,
SBP_MAXPHYS / 1024);
SBP_DEBUG(0)
printf("sbp_attach (cold=%d)\n", cold);
END_DEBUG