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SPARC/LEON3: Added AMBA Bus Plug&Play information print command (ambapp). It can print available cores (type: AHB Master, AHB Slave, APB Slave), their address ranges, IRQ number and version.

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Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
This commit is contained in:
Daniel Hellstrom
2008-03-26 23:00:38 +01:00
parent 1e9a164e22
commit 2a2fa797e6
5 changed files with 314 additions and 0 deletions
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20
cpu/leon3/ambapp.c
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@@ -28,6 +28,14 @@
#include <command.h>
#include <ambapp.h>
#if defined(CONFIG_CMD_AMBAPP)
extern void ambapp_print_apb(apbctrl_pp_dev * apb,
ambapp_ahbdev * apbmst, int index);
extern void ambapp_print_ahb(ahbctrl_pp_dev * ahb, int index);
extern int ambapp_apb_print;
extern int ambapp_ahb_print;
#endif
static int ambapp_apb_scan(unsigned int vendor, /* Plug&Play Vendor ID */
unsigned int driver, /* Plug&Play Device ID */
ambapp_apbdev * dev, /* Result(s) is placed here */
@@ -58,6 +66,12 @@ static int ambapp_apb_scan(unsigned int vendor, /* Plug&Play Vendor ID */
apb = (apbctrl_pp_dev *) (apbmst_base | LEON3_CONF_AREA);
for (i = 0; i < LEON3_APB_SLAVES; i++) {
#if defined(CONFIG_CMD_AMBAPP)
if (ambapp_apb_print && amba_vendor(apb->conf)
&& amba_device(apb->conf)) {
ambapp_print_apb(apb, &apbmst, i);
}
#endif
if ((amba_vendor(apb->conf) == vendor) &&
(amba_device(apb->conf) == driver) && ((index < 0)
|| (index-- == 0))) {
@@ -192,6 +206,12 @@ static int ambapp_ahb_scan(unsigned int vendor, /* Plug&Play Vendor ID */
}
for (i = 0; i < max_pp_devs; i++) {
#if defined(CONFIG_CMD_AMBAPP)
if (ambapp_ahb_print && amba_vendor(ahb->conf) &&
amba_device(ahb->conf)) {
ambapp_print_ahb(ahb, i);
}
#endif
if ((amba_vendor(ahb->conf) == vendor) &&
(amba_device(ahb->conf) == driver) &&
((index < 0) || (index-- == 0))) {