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Added start/end/size attributes for devices in caps.py instead of

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resource.c
This commit is contained in:
Amit Mahajan
2009-11-26 16:17:55 +05:30
parent 41a64fcd23
commit 0707376a54
4 changed files with 30 additions and 25 deletions
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12
config/caps.py
View File

@@ -148,7 +148,9 @@ cap_strings = { 'ipc' : \
\t\t\t\t.type = CAP_TYPE_MAP_PHYSMEM | CAP_RTYPE_CONTAINER,
\t\t\t\t.access = CAP_MAP_READ | CAP_MAP_WRITE | CAP_MAP_EXEC |
\t\t\t\t\tCAP_MAP_CACHED | CAP_MAP_UNCACHED | CAP_MAP_UNMAP | CAP_MAP_UTCB,
\t\t\t\t.start = 0, .end = 0, .size = 0,
\t\t\t\t.start = __pfn(PLATFORM_CONSOLE${devnum}_PHY_BASE),
\t\t\t\t.end = __pfn(PLATFORM_CONSOLE${devnum}_PHY_BASE) + 1,
\t\t\t\t.size = 1,
\t\t\t},
'''
, 'timer' : \
@@ -160,12 +162,13 @@ cap_strings = { 'ipc' : \
\t\t\t\t.type = CAP_TYPE_MAP_PHYSMEM | CAP_RTYPE_CONTAINER,
\t\t\t\t.access = CAP_MAP_READ | CAP_MAP_WRITE | CAP_MAP_EXEC |
\t\t\t\t\tCAP_MAP_CACHED | CAP_MAP_UNCACHED | CAP_MAP_UNMAP | CAP_MAP_UTCB,
\t\t\t\t.start = 0, .end = 0, .size = 0,
\t\t\t\t.start = __pfn(PLATFORM_TIMER${devnum}_PHY_BASE),
\t\t\t\t.end = __pfn(PLATFORM_TIMER${devnum}_PHY_BASE) + 1,
\t\t\t\t.size = 1,
\t\t\t},
'''
}
#
# These are carefully crafted functions, touch with care.
#
@@ -232,7 +235,8 @@ def prepare_typed_capability(cont, param, val):
# If device, amend current container id and devnum as default
if 'DEVICE' in params:
cont.caps[captype] = templ.safe_substitute(cid = cont.id, devnum = devid)
cont.caps[captype] = \
templ.safe_substitute(cid = cont.id, devnum = devid)
# Fill in the blank size field
elif 'SIZE' in params:

20
include/l4/platform/pb926/platform.h
View File

@@ -13,16 +13,14 @@
#include <l4/generic/cap-types.h>
#include <l4/generic/resource.h>
#define PLATFORM_CONSOLE0_BASE PB926_UART0_VBASE
#define PLATFORM_CONSOLE0_BASE PB926_UART0_VBASE
/* SP804 timer has TIMER1 at TIMER0 + 0x20 address */
#define PLATFORM_TIMER0_BASE PB926_TIMER01_VBASE
#define PLATFORM_TIMER_REL_OFFSET 0x20
#define PLATFORM_TIMER0_BASE PB926_TIMER01_VBASE
#define PLATFORM_SP810_BASE PB926_SYSCTRL_VBASE
#define PLATFORM_IRQCTRL_BASE PB926_VIC_VBASE
#define PLATFORM_SIRQCTRL_BASE PB926_SIC_VBASE
#define PLATFORM_IRQCTRL_BASE PB926_VIC_VBASE
#define PLATFORM_SIRQCTRL_BASE PB926_SIC_VBASE
/* Total number of timers present in this platform */
#define TOTAL_TIMERS 4
@@ -32,6 +30,16 @@
#define PLATFORM_TIMER2 2
#define PLATFORM_TIMER3 3
/* Wrapping Plaform specific Physical Device Addresses */
#define PLATFORM_CONSOLE0_PHY_BASE PB926_UART0_BASE
#define PLATFORM_CONSOLE1_PHY_BASE PB926_UART1_BASE
#define PLATFORM_CONSOLE2_PHY_BASE PB926_UART2_BASE
#define PLATFORM_CONSOLE3_PHY_BASE PB926_UART3_BASE
#define PLATFORM_TIMER0_PHY_BASE PB926_TIMER01_BASE
#define PLATFORM_TIMER1_PHY_BASE PB926_TIMER23_BASE
int platform_setup_device_caps(struct kernel_resources *kres);
void platform_irq_enable(int irq);
void platform_irq_disable(int irq);

1
scripts/kernel/generate_kernel_cinfo.py
View File

@@ -29,6 +29,7 @@ cinfo_file_start = \
#include <l4/generic/resource.h>
#include <l4/generic/capability.h>
#include <l4/generic/cap-types.h>
#include INC_PLAT(platform.h)
%s

22
src/generic/resource.c
View File

@@ -334,21 +334,13 @@ int memcap_request_device(struct cap_list *cap_list,
struct capability *cap, *n;
list_foreach_removable_struct(cap, n, &cap_list->caps, list) {
if (cap->uattr[0] == devcap->uattr[0]) {
/*
* We dont want the user to provide, start end addresses,
* just selecting the type of device to be used is fine
*/
devcap->start = cap->start;
devcap->end = cap->end;
devcap->size = cap->size;
/* Unlink only. This is boot memory */
list_remove(&cap->list);
return 0;
}
if (cap->start == devcap->start &&
cap->end == devcap->end &&
cap_is_devmem(cap)) {
/* Unlink only. This is boot memory */
list_remove(&cap->list);
return 0;
}
}
printk("%s: FATAL: Device memory requested "
"does not match any available device "