sanchayanmaity/minix
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

Message type for BUSC_PCI_GET_BAR

Browse source 
Change-Id: I5cb21f09a2c80473101f8da3f435e4dcc3b05491
This commit is contained in:
Lionel Sambuc 2014-05-15 11:45:42 +02:00
parent b562831340
commit ff905e5276
4 changed files with 31 additions and 15 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
drivers/pci/main.c
View file

@ -534,16 +534,16 @@ message *mp;
int r, devind, port, ioflag;
u32_t base, size;
devind= mp->BUSC_PGB_DEVIND;
port= mp->BUSC_PGB_PORT;
devind= mp->m_lsys_pci_busc_get_bar.devind;
port= mp->m_lsys_pci_busc_get_bar.port;
mp->m_type= pci_get_bar_s(devind, port, &base, &size, &ioflag);
if (mp->m_type == OK)
{
mp->BUSC_PGB_BASE= base;
mp->BUSC_PGB_SIZE= size;
mp->BUSC_PGB_IOFLAG= ioflag;
mp->m_pci_lsys_busc_get_bar.base= base;
mp->m_pci_lsys_busc_get_bar.size= size;
mp->m_pci_lsys_busc_get_bar.flags= ioflag;
}
r= ipc_send(mp->m_source, mp);

5
include/minix/com.h
View file

@ -149,11 +149,6 @@
#define BUSC_PCI_GET_BAR (BUSC_RQ_BASE + 19) /* Get Base Address
* Register properties
*/
#define BUSC_PGB_DEVIND m2_i1 /* device index */
#define BUSC_PGB_PORT m2_i2 /* port (BAR offset) */
#define BUSC_PGB_BASE m2_l1 /* BAR base address */
#define BUSC_PGB_SIZE m2_l2 /* BAR size */
#define BUSC_PGB_IOFLAG m2_i1 /* I/O space? */
#define IOMMU_MAP (BUSC_RQ_BASE + 32) /* Ask IOMMU to map
* a segment of memory
*/

21
include/minix/ipc.h
View file

@ -598,6 +598,23 @@ typedef struct {
} mess_lsys_krn_schedctl;
_ASSERT_MSG_SIZE(mess_lsys_krn_schedctl);
typedef struct {
int devind;
int port;
uint8_t padding[48];
} mess_lsys_pci_busc_get_bar;
_ASSERT_MSG_SIZE(mess_lsys_pci_busc_get_bar);
typedef struct {
int base;
size_t size;
uint32_t flags;
uint8_t padding[44];
} mess_pci_lsys_busc_get_bar;
_ASSERT_MSG_SIZE(mess_pci_lsys_busc_get_bar);
typedef struct {
endpoint_t endpt;
@ -1233,6 +1250,8 @@ typedef struct {
mess_lsys_krn_schedctl m_lsys_krn_schedctl;
mess_lsys_krn_schedule m_lsys_krn_schedule;
mess_lsys_pci_busc_get_bar m_lsys_pci_busc_get_bar;
mess_lsys_pm_getepinfo m_lsys_pm_getepinfo;
mess_lsys_pm_getprocnr m_lsys_pm_getprocnr;
mess_lsys_pm_srv_fork m_lsys_pm_srv_fork;
@ -1244,6 +1263,8 @@ typedef struct {
mess_lsys_vfs_copyfd m_lsys_vfs_copyfd;
mess_lsys_vfs_mapdriver m_lsys_vfs_mapdriver;
mess_pci_lsys_busc_get_bar m_pci_lsys_busc_get_bar;
mess_pm_lexec_exec_new m_pm_lexec_exec_new;
mess_pm_lc_getgid m_pm_lc_getgid;

10
lib/libsys/pci_get_bar.c
View file

@ -20,8 +20,8 @@ int *ioflag;
message m;
m.m_type= BUSC_PCI_GET_BAR;
m.BUSC_PGB_DEVIND= devind;
m.BUSC_PGB_PORT= port;
m.m_lsys_pci_busc_get_bar.devind = devind;
m.m_lsys_pci_busc_get_bar.port = port;
r= ipc_sendrec(pci_procnr, &m);
if (r != 0)
@ -29,9 +29,9 @@ int *ioflag;
if (m.m_type == 0)
{
*base= m.BUSC_PGB_BASE;
*size= m.BUSC_PGB_SIZE;
*ioflag= m.BUSC_PGB_IOFLAG;
*base= m.m_pci_lsys_busc_get_bar.base;
*size= m.m_pci_lsys_busc_get_bar.size;
*ioflag= m.m_pci_lsys_busc_get_bar.flags;
}
return m.m_type;
}