/* $OpenBSD: jmb.c,v 1.11 2024/05/24 06:02:58 jsg Exp $ */ /* * Copyright (c) 2007 David Gwynne * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include #include #include #include #include #include /* JMicron registers */ #define JM_PCI_CTL0 0x40 /* control register 0 */ #define JM_PCI_CTL0_ROM_EN (1<<31) /* External Option ROM */ #define JM_PCI_CTL0_IDWR_EN (1<<30) /* Device ID Write */ #define JM_PCI_CTL0_MSI64_EN (1<<25) /* 64bit MSI Addr Mode */ #define JM_PCI_CTL0_MSI_EN (1<<24) /* MSI Addr Mode */ #define JM_PCI_CTL0_IDEDMA_CFG (1<<23) /* PCIIDE DMA Chan Cfg */ #define JM_PCI_CTL0_PCIIDE_CS (1<<22) /* PCIIDE channels Swap */ #define JM_PCI_CTL0_SATA_PS (1<<21) /* SATA channel M/S swap */ #define JM_PCI_CTL0_AHCI_PS (1<<20) /* SATA AHCI ports swap */ #define JM_PCI_CTL0_F1_SUBCLASS_M 0xc0000 /* subclass for func 1 */ #define JM_PCI_CTL0_F0_SUBCLASS_M 0x30000 /* subclass for func 0 */ #define JM_PCI_CTL0_SUBCLASS_IDE 0x0 /* IDE Controller */ #define JM_PCI_CTL0_SUBCLASS_RAID 0x1 /* RAID Controller */ #define JM_PCI_CTL0_SUBCLASS_AHCI 0x2 /* AHCI Controller */ #define JM_PCI_CTL0_SUBCLASS_OTHER 0x3 /* Other Mass Storage */ #define JM_PCI_CTL0_F1_SUBCLASS(_m) ((_m)<<18) /* subclass for func 1 */ #define JM_PCI_CTL0_F0_SUBCLASS(_m) ((_m)<<16) /* subclass for func 0 */ #define JM_PCI_CTL0_SATA1_AHCI (1<<15) /* SATA port 1 AHCI enable */ #define JM_PCI_CTL0_SATA1_IDE (1<<14) /* SATA port 1 IDE enable */ #define JM_PCI_CTL0_SATA0_AHCI (1<<13) /* SATA port 0 AHCI enable */ #define JM_PCI_CTL0_SATA0_IDE (1<<12) /* SATA port 0 PCIIDE enable */ #define JM_PCI_CTL0_AHCI_F1 (1<<9) /* AHCI on function 1 */ #define JM_PCI_CTL0_AHCI_EN (1<<8) /* ACHI enable */ #define JM_PCI_CTL0_PATA0_RST (1<<6) /* PATA port 0 reset */ #define JM_PCI_CTL0_PATA0_EN (1<<5) /* PATA port 0 enable */ #define JM_PCI_CTL0_PATA0_SEC (1<<4) /* PATA 0 enable on 2nd chan */ #define JM_PCI_CTL0_PATA0_40P (1<<3) /* PATA 0 40pin cable */ #define JM_PCI_CTL0_PCIIDE_F1 (1<<1) /* PCIIDE on function 1 */ #define JM_PCI_CTL0_PATA0_PRI (1<<0) /* PATA 0 enable on 1st chan */ #define JM_PCI_CTL5 0x80 /* control register 8 */ #define JM_PCI_CTL5_PATA1_PRI (1<<24) /* force PATA 1 on chan0 */ int jmb_match(struct device *, void *, void *); void jmb_attach(struct device *, struct device *, void *); int jmb_print(void *, const char *); struct jmb_softc { struct device sc_dev; }; const struct cfattach jmb_ca = { sizeof(struct jmb_softc), jmb_match, jmb_attach, config_detach_children }; struct cfdriver jmb_cd = { NULL, "jmb", DV_DULL }; static const struct pci_matchid jmb_devices[] = { { PCI_VENDOR_JMICRON, PCI_PRODUCT_JMICRON_JMB360 }, { PCI_VENDOR_JMICRON, PCI_PRODUCT_JMICRON_JMB361 }, { PCI_VENDOR_JMICRON, PCI_PRODUCT_JMICRON_JMB362 }, { PCI_VENDOR_JMICRON, PCI_PRODUCT_JMICRON_JMB363 }, { PCI_VENDOR_JMICRON, PCI_PRODUCT_JMICRON_JMB365 }, { PCI_VENDOR_JMICRON, PCI_PRODUCT_JMICRON_JMB366 }, { PCI_VENDOR_JMICRON, PCI_PRODUCT_JMICRON_JMB368 } }; int jmb_match(struct device *parent, void *match, void *aux) { struct pci_attach_args *pa = aux; return (pci_matchbyid(pa, jmb_devices, sizeof(jmb_devices) / sizeof(jmb_devices[0])) * 3); } void jmb_attach(struct device *parent, struct device *self, void *aux) { struct pci_attach_args *pa = aux, jpa; u_int32_t ctl0, ctl5; int sata = 0, pata = 0; ctl0 = pci_conf_read(pa->pa_pc, pa->pa_tag, JM_PCI_CTL0); ctl5 = pci_conf_read(pa->pa_pc, pa->pa_tag, JM_PCI_CTL5); /* configure sata bits if it is on this function */ if (pa->pa_function == (ISSET(ctl0, JM_PCI_CTL0_AHCI_F1) ? 1 : 0)) { ctl0 &= ~(JM_PCI_CTL0_AHCI_EN | JM_PCI_CTL0_SATA0_IDE | JM_PCI_CTL0_SATA0_AHCI | JM_PCI_CTL0_SATA1_IDE | JM_PCI_CTL0_SATA1_AHCI); switch (PCI_PRODUCT(pa->pa_id)) { case PCI_PRODUCT_JMICRON_JMB360: case PCI_PRODUCT_JMICRON_JMB361: case PCI_PRODUCT_JMICRON_JMB362: case PCI_PRODUCT_JMICRON_JMB363: case PCI_PRODUCT_JMICRON_JMB365: case PCI_PRODUCT_JMICRON_JMB366: /* enable AHCI */ ctl0 |= JM_PCI_CTL0_AHCI_EN | JM_PCI_CTL0_SATA0_AHCI | JM_PCI_CTL0_SATA1_AHCI; sata = 1; break; } } /* configure pata bits if it is on this function */ if (pa->pa_function == (ISSET(ctl0, JM_PCI_CTL0_PCIIDE_F1) ? 1 : 0)) { ctl0 &= ~(JM_PCI_CTL0_PCIIDE_CS | JM_PCI_CTL0_IDEDMA_CFG); ctl5 &= ~JM_PCI_CTL5_PATA1_PRI; switch (PCI_PRODUCT(pa->pa_id)) { case PCI_PRODUCT_JMICRON_JMB366: case PCI_PRODUCT_JMICRON_JMB365: /* wire the second PATA port in the right place */ ctl5 |= JM_PCI_CTL5_PATA1_PRI; /* FALLTHROUGH */ case PCI_PRODUCT_JMICRON_JMB363: case PCI_PRODUCT_JMICRON_JMB361: case PCI_PRODUCT_JMICRON_JMB368: ctl0 |= JM_PCI_CTL0_PCIIDE_CS | JM_PCI_CTL0_IDEDMA_CFG; pata = 1; break; } } pci_conf_write(pa->pa_pc, pa->pa_tag, JM_PCI_CTL0, ctl0); pci_conf_write(pa->pa_pc, pa->pa_tag, JM_PCI_CTL5, ctl5); printf("\n"); jpa = *pa; if (sata) { /* tweak the class to look like ahci, then try to attach it */ jpa.pa_class = (PCI_CLASS_MASS_STORAGE << PCI_CLASS_SHIFT) | (PCI_SUBCLASS_MASS_STORAGE_SATA << PCI_SUBCLASS_SHIFT) | (0x01 << PCI_INTERFACE_SHIFT); /* AHCI_PCI_INTERFACE */ config_found(self, &jpa, jmb_print); } if (pata) { /* set things up for pciide */ jpa.pa_class = (PCI_CLASS_MASS_STORAGE << PCI_CLASS_SHIFT) | (PCI_SUBCLASS_MASS_STORAGE_IDE << PCI_SUBCLASS_SHIFT) | (0x85 << PCI_INTERFACE_SHIFT); config_found(self, &jpa, jmb_print); } } int jmb_print(void *aux, const char *pnp) { struct pci_attach_args *pa = aux; char devinfo[256]; if (pnp != NULL) { pci_devinfo(pa->pa_id, pa->pa_class, 1, devinfo, sizeof(devinfo)); printf("%s at %s", devinfo, pnp); } return (UNCONF); }