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'\" te .\" Copyright (c) 2005, 2020, Oracle and/or its affiliates. .TH pci_config_get8 9F "1 Nov 2005" "Oracle Solaris 11.4" "Kernel Functions" .SH NAME pci_config_get8, pci_config_get16, pci_config_get32, pci_config_get64, pci_config_put8, pci_config_put16, pci_config_put32, pci_config_put64, pci_config_getb, pci_config_getl, pci_config_getll, pci_config_getw, pci_config_putb, pci_config_putl, pci_config_putll, pci_config_putw \- read or write single datum of various sizes to the PCI Local Bus Configuration space .SH SYNOPSIS .LP .nf #include <sys/ddi.h> #include <sys/sunddi.h> \fBuint8_t\fR \fBpci_config_get8\fR(\fBddi_acc_handle_t\fR \fIhandle\fR, \fBoff_t\fR \fIoffset\fR); .fi .LP .nf \fBuint16_t\fR \fBpci_config_get16\fR(\fBddi_acc_handle_t\fR \fIhandle\fR, \fBoff_t\fR \fIoffset\fR); .fi .LP .nf \fBuint32_t\fR \fBpci_config_get32\fR(\fBddi_acc_handle_t\fR \fIhandle\fR, \fBoff_t\fR \fIoffset\fR); .fi .LP .nf \fBuint64_t\fR \fBpci_config_get64\fR(\fBddi_acc_handle_t\fR \fIhandle\fR, \fBoff_t\fR \fIoffset\fR); .fi .LP .nf \fBvoid\fR \fBpci_config_put8\fR(\fBddi_acc_handle_t\fR \fIhandle\fR, \fBoff_t\fR \fIoffset\fR, \fBuint8_t\fR \fIvalue\fR); .fi .LP .nf \fBvoid\fR \fBpci_config_put16\fR(\fBddi_acc_handle_t\fR \fIhandle\fR, \fBoff_t\fR \fIoffset\fR, \fBuint16_t\fR \fIvalue\fR); .fi .LP .nf \fBvoid\fR \fBpci_config_put32\fR(\fBddi_acc_handle_t\fR \fIhandle\fR, \fBoff_t\fR \fIoffset\fR, \fBuint32_t\fR \fIvalue\fR); .fi .LP .nf \fBvoid\fR \fBpci_config_put64\fR(\fBddi_acc_handle_t\fR \fIhandle\fR, \fBoff_t\fR \fIoffset\fR, \fBuint64_t\fR \fIvalue\fR); .fi .SH INTERFACE LEVEL .sp .LP Solaris DDI specific (Solaris DDI). The \fBpci_config_getb()\fR, \fBpci_config_getl()\fR, \fBpci_config_getll()\fR, \fBpci_config_getw()\fR, \fBpci_config_putb()\fR, \fBpci_config_putl()\fR, \fBpci_config_putll()\fR, and \fBpci_config_putw()\fR functions are obsolete. The \fBpci_config_get8()\fR function replaces \fBpci_config_getb()\fR. The \fBpci_config_get32()\fR function replaces \fBpci_config_getl()\fR. The \fBpci_config_get64()\fR function replaces \fBpci_config_getll()\fR. The \fBpci_config_get16()\fR function replaces \fBpci_config_getw()\fR. The \fBpci_config_put8()\fR function replaces \fBpci_config_putb()\fR. The \fBpci_config_put32()\fR function replaces \fBpci_config_putl()\fR. The \fBpci_config_put64()\fR function replaces \fBpci_config_putll()\fR. The \fBpci_config_put16()\fR function replaces \fBpci_config_putw()\fR. .SH PARAMETERS .sp .ne 2 .mk .na \fB\fIhandle\fR\fR .ad .RS 10n .rt The data access handle returned from \fBpci_config_setup\fR(9F). .RE .sp .ne 2 .mk .na \fB\fIoffset\fR\fR .ad .RS 10n .rt Byte offset from the beginning of the \fBPCI \fRConfiguration space. .RE .sp .ne 2 .mk .na \fB\fIvalue\fR\fR .ad .RS 10n .rt Output data. .RE .SH DESCRIPTION .sp .LP These routines read or write a single datum of various sizes from or to the \fBPCI \fRLocal Bus Configuration space. The \fBpci_config_get8()\fR, \fBpci_config_get16()\fR, \fBpci_config_get32()\fR, and \fBpci_config_get64()\fR functions read 8 bits, 16 bits, 32 bits, and 64 bits of data, respectively. The \fBpci_config_put8()\fR, \fBpci_config_put16()\fR, \fBpci_config_put32()\fR, and \fBpci_config_put64()\fR functions write 8 bits, 16 bits, 32 bits, and 64 bits of data, respectively. The \fIoffset\fR argument must be a multiple of the datum size. .sp .LP Since th \fBPCI \fRLocal Bus Configuration space is represented in little endian data format, these functions translate the data from or to native host format to or from little endian format. .sp .LP \fBpci_config_setup\fR(9F) must be called before invoking these functions. .SH RETURN VALUES .sp .LP \fBpci_config_get8()\fR, \fBpci_config_get16()\fR, \fBpci_config_get32()\fR, and \fBpci_config_get64()\fR return the value read from the \fBPCI \fRLocal Bus Configuration space. .SH CONTEXT .sp .LP These routines can be called from user, kernel, or interrupt context. .SH ATTRIBUTES .sp .LP See \fBattributes\fR(7) for descriptions of the following attributes: .sp .TS tab( ) box; cw(1.38i) |cw(4.13i) lw(1.38i) |lw(4.13i) . ATTRIBUTE TYPE ATTRIBUTE VALUE _ Interface Stability T{ \fBpci_config_getb()\fR, \fBpci_config_getl()\fR, \fBpci_config_getll()\fR, \fBpci_config_getw()\fR, \fBpci_config_putb()\fR, \fBpci_config_putl()\fR, \fBpci_config_putll()\fR, \fBpci_config_putw()\fR are Obsolete T} T{ \fBpci_config_get8()\fR, \fBpci_config_get16()\fR, \fBpci_config_get32()\fR, \fBpci_config_get64()\fR, \fBpci_config_put8()\fR, \fBpci_config_put16()\fR, \fBpci_config_put32()\fR, \fBpci_config_put64()\fR are Committed T} .TE .sp .SH SEE ALSO .sp .LP \fBattributes\fR(7), \fBpci_config_setup\fR(9F), \fBpci_config_teardown\fR(9F)