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| author | Mariusz Zaborski <oshogbo@FreeBSD.org> | 2023-02-10 15:56:04 +0000 |
|---|---|---|
| committer | Mariusz Zaborski <oshogbo@FreeBSD.org> | 2023-02-14 23:17:57 +0000 |
| commit | f09f828a41d8eaf6456d2894a97a2a10f8979ea1 (patch) | |
| tree | 4e09ffa161bfcf325dcade9de2925fc5d3bbcf9f | |
| parent | fad31dffb4057cc606fe59a7ba2e09ca9a8a147c (diff) | |
| download | src-f09f828a41d8eaf6456d2894a97a2a10f8979ea1.tar.gz src-f09f828a41d8eaf6456d2894a97a2a10f8979ea1.zip | |
ahci: increase timout
For some devices, like Marvell 88SE9230, it takes more time
to connect to the device. This patch introduces a special flag
that extends the timeout from around 100ms to around 500ms.
This change is based on the work of: Peter Eriksson <pen@lysator.liu.se>
Approved by: re (cperciva)
PR: 243401
Reviewed by: imp
Tested by: dch
MFC after: 3 days
Sponsored by: Equinix
Sponsored by: SkunkWerks, GmbH
Sponsored by: Klara, Inc.
Differential Revision: https://reviews.freebsd.org/D38413
(cherry picked from commit f08ac4cb14c1c0740346a4363f82e1e1367c2bad)
(cherry picked from commit 65bab39e140f97cace92a2923e50c6b654b02e22)
| -rw-r--r-- | sys/dev/ahci/ahci.c | 12 | ||||
| -rw-r--r-- | sys/dev/ahci/ahci.h | 4 | ||||
| -rw-r--r-- | sys/dev/ahci/ahci_pci.c | 2 |
3 files changed, 12 insertions, 6 deletions
diff --git a/sys/dev/ahci/ahci.c b/sys/dev/ahci/ahci.c index f5227f5e7147..45171a34cfbf 100644 --- a/sys/dev/ahci/ahci.c +++ b/sys/dev/ahci/ahci.c @@ -2605,10 +2605,14 @@ static int ahci_sata_connect(struct ahci_channel *ch) { u_int32_t status; - int timeout, found = 0; + int timeout, timeoutslot, found = 0; - /* Wait up to 100ms for "connect well" */ - for (timeout = 0; timeout < 1000 ; timeout++) { + /* + * Wait for "connect well", up to 100ms by default and + * up to 500ms for devices with the SLOWDEV quirk. + */ + timeoutslot = ((ch->quirks & AHCI_Q_SLOWDEV) ? 5000 : 1000); + for (timeout = 0; timeout < timeoutslot; timeout++) { status = ATA_INL(ch->r_mem, AHCI_P_SSTS); if ((status & ATA_SS_DET_MASK) != ATA_SS_DET_NO_DEVICE) found = 1; @@ -2627,7 +2631,7 @@ ahci_sata_connect(struct ahci_channel *ch) break; DELAY(100); } - if (timeout >= 1000 || !found) { + if (timeout >= timeoutslot || !found) { if (bootverbose) { device_printf(ch->dev, "SATA connect timeout time=%dus status=%08x\n", diff --git a/sys/dev/ahci/ahci.h b/sys/dev/ahci/ahci.h index 472f9845117d..e28c02d6678e 100644 --- a/sys/dev/ahci/ahci.h +++ b/sys/dev/ahci/ahci.h @@ -621,6 +621,7 @@ enum ahci_err_type { #define AHCI_Q_NOCCS 0x00400000 #define AHCI_Q_NOAUX 0x00800000 #define AHCI_Q_IOMMU_BUSWIDE 0x01000000 +#define AHCI_Q_SLOWDEV 0x02000000 #define AHCI_Q_BIT_STRING \ "\020" \ @@ -648,7 +649,8 @@ enum ahci_err_type { "\026MRVL_SR_DEL" \ "\027NOCCS" \ "\030NOAUX" \ - "\031IOMMU_BUSWIDE" + "\031IOMMU_BUSWIDE" \ + "\032SLOWDEV" int ahci_attach(device_t dev); int ahci_detach(device_t dev); diff --git a/sys/dev/ahci/ahci_pci.c b/sys/dev/ahci/ahci_pci.c index 3671efcb8e22..b5cbc044d9f0 100644 --- a/sys/dev/ahci/ahci_pci.c +++ b/sys/dev/ahci/ahci_pci.c @@ -292,7 +292,7 @@ static const struct { {0x92201b4b, 0x00, "Marvell 88SE9220", AHCI_Q_ALTSIG | AHCI_Q_IOMMU_BUSWIDE}, {0x92301b4b, 0x00, "Marvell 88SE9230", AHCI_Q_ALTSIG | - AHCI_Q_IOMMU_BUSWIDE}, + AHCI_Q_IOMMU_BUSWIDE | AHCI_Q_SLOWDEV}, {0x92351b4b, 0x00, "Marvell 88SE9235", 0}, {0x06201103, 0x00, "HighPoint RocketRAID 620", 0}, {0x06201b4b, 0x00, "HighPoint RocketRAID 620", 0}, |