/branches/dd/kernel/arch/sparc64/include/atomic.h |
---|
123,7 → 123,7 |
"ldx %0, %2\n" |
"brz %2, 0b\n" |
"nop\n" |
"ba 1b\n" |
"ba %xcc, 1b\n" |
"nop\n" |
"2:\n" |
: "+m" (*((uint64_t *) x)), "+r" (tmp1), "+r" (tmp2) : "r" (0) |
/branches/dd/kernel/arch/sparc64/include/trap/trap_table.h |
---|
100,7 → 100,7 |
.macro PREEMPTIBLE_HANDLER f |
sethi %hi(\f), %g1 |
b preemptible_handler |
ba %xcc, preemptible_handler |
or %g1, %lo(\f), %g1 |
.endm |
/branches/dd/kernel/arch/sparc64/include/drivers/sgcn.h |
---|
37,6 → 37,7 |
#include <arch/types.h> |
#include <console/chardev.h> |
#include <proc/thread.h> |
/* number of bytes in the TOC magic, including the NULL-terminator */ |
#define TOC_MAGIC_BYTES 8 |
116,11 → 117,17 |
uint32_t out_wrptr; |
} __attribute__ ((packed)) sgcn_buffer_header_t; |
void sgcn_grab(void); |
void sgcn_release(void); |
indev_t *sgcnin_init(void); |
void sgcnout_init(void); |
typedef struct { |
thread_t *thread; |
indev_t *srlnin; |
} sgcn_instance_t; |
extern void sgcn_grab(void); |
extern void sgcn_release(void); |
extern sgcn_instance_t *sgcnin_init(void); |
extern void sgcnin_wire(sgcn_instance_t *, indev_t *); |
extern void sgcnout_init(void); |
#endif |
/** @} |
/branches/dd/kernel/arch/sparc64/include/drivers/kbd.h |
---|
26,7 → 26,7 |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup sparc64 |
/** @addtogroup sparc64 |
* @{ |
*/ |
/** @file |
38,15 → 38,6 |
#include <arch/types.h> |
#include <genarch/ofw/ofw_tree.h> |
typedef enum { |
KBD_UNKNOWN, |
KBD_Z8530, |
KBD_NS16550, |
KBD_SGCN |
} kbd_type_t; |
extern kbd_type_t kbd_type; |
extern void kbd_init(ofw_tree_node_t *node); |
#endif |
/branches/dd/kernel/arch/sparc64/src/asm.S |
---|
225,12 → 225,12 |
.global memsetb |
memsetb: |
b _memsetb |
ba %xcc, _memsetb |
nop |
.global memsetw |
memsetw: |
b _memsetw |
ba %xcc, _memsetw |
nop |
/branches/dd/kernel/arch/sparc64/src/console.c |
---|
26,7 → 26,7 |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup sparc64 |
/** @addtogroup sparc64 |
* @{ |
*/ |
/** @file |
92,10 → 92,15 |
static void serengeti_init(void) |
{ |
#ifdef CONFIG_SGCN_KBD |
indev_t *kbrdin; |
kbrdin = sgcnin_init(); |
if (kbrdin) |
srln_init(kbrdin); |
sgcn_instance_t *sgcn_instance = sgcnin_init(); |
if (sgcn_instance) { |
srln_instance_t *srln_instance = srln_init(); |
if (srln_instance) { |
indev_t *sink = stdin_wire(); |
indev_t *srln = srln_wire(srln_instance, sink); |
sgcnin_wire(sgcn_instance, srln); |
} |
} |
#endif |
#ifdef CONFIG_SGCN_PRN |
sgcnout_init(); |
135,15 → 140,9 |
scr_redraw(); |
#endif |
switch (kbd_type) { |
#ifdef CONFIG_SGCN_KBD |
case KBD_SGCN: |
sgcn_grab(); |
break; |
sgcn_grab(); |
#endif |
default: |
break; |
} |
} |
/** Return console to userspace |
151,15 → 150,9 |
*/ |
void arch_release_console(void) |
{ |
switch (kbd_type) { |
#ifdef CONFIG_SGCN_KBD |
case KBD_SGCN: |
sgcn_release(); |
break; |
sgcn_release(); |
#endif |
default: |
break; |
} |
} |
/** @} |
/branches/dd/kernel/arch/sparc64/src/trap/trap_table.S |
---|
341,7 → 341,7 |
.org trap_table + (TT_TRAP_INSTRUCTION_0+\cur)*ENTRY_SIZE |
.global trap_instruction_\cur\()_tl0 |
trap_instruction_\cur\()_tl0: |
ba trap_instruction_handler |
ba %xcc, trap_instruction_handler |
mov \cur, %g2 |
.endr |
480,7 → 480,7 |
cmp %g3, 1 |
be %xcc, 1f |
nop |
0: ba 0b ! this is for debugging, if we ever get here |
0: ba %xcc, 0b ! this is for debugging, if we ever get here |
nop ! it will be easy to find |
1: |
545,7 → 545,7 |
flush %l0 |
.if NOT(\is_syscall) |
ba 1f |
ba %xcc, 1f |
nop |
0: |
save %sp, -PREEMPTIBLE_HANDLER_STACK_FRAME_SIZE, %sp |
774,7 → 774,7 |
and %g3, NWINDOWS - 1, %g3 |
wrpr %g3, 0, %cwp ! switch to the preceeding window |
ba 0b |
ba %xcc, 0b |
inc %g4 |
0: |
/branches/dd/kernel/arch/sparc64/src/mm/tlb.c |
---|
497,38 → 497,7 |
dtlb_sfsr_write(0); |
} |
#if defined (US3) |
/** Invalidates given TLB entry if and only if it is non-locked or global. |
* |
* @param tlb TLB number (one of TLB_DSMALL, TLB_DBIG_0, TLB_DBIG_1, |
* TLB_ISMALL, TLB_IBIG). |
* @param entry Entry index within the given TLB. |
*/ |
static void tlb_invalidate_entry(int tlb, index_t entry) |
{ |
tlb_data_t d; |
tlb_tag_read_reg_t t; |
if (tlb == TLB_DSMALL || tlb == TLB_DBIG_0 || tlb == TLB_DBIG_1) { |
d.value = dtlb_data_access_read(tlb, entry); |
if (!d.l || d.g) { |
t.value = dtlb_tag_read_read(tlb, entry); |
d.v = false; |
dtlb_tag_access_write(t.value); |
dtlb_data_access_write(tlb, entry, d.value); |
} |
} else if (tlb == TLB_ISMALL || tlb == TLB_IBIG) { |
d.value = itlb_data_access_read(tlb, entry); |
if (!d.l || d.g) { |
t.value = itlb_tag_read_read(tlb, entry); |
d.v = false; |
itlb_tag_access_write(t.value); |
itlb_data_access_write(tlb, entry, d.value); |
} |
} |
} |
#endif |
#if defined (US) |
/** Invalidate all unlocked ITLB and DTLB entries. */ |
void tlb_invalidate_all(void) |
{ |
543,7 → 512,6 |
* be safe to invalidate them as late as now. |
*/ |
#if defined (US) |
tlb_data_t d; |
tlb_tag_read_reg_t t; |
567,22 → 535,19 |
} |
} |
} |
#elif defined (US3) |
for (i = 0; i < tlb_ismall_size(); i++) |
tlb_invalidate_entry(TLB_ISMALL, i); |
for (i = 0; i < tlb_ibig_size(); i++) |
tlb_invalidate_entry(TLB_IBIG, i); |
for (i = 0; i < tlb_dsmall_size(); i++) |
tlb_invalidate_entry(TLB_DSMALL, i); |
for (i = 0; i < tlb_dbig_size(); i++) |
tlb_invalidate_entry(TLB_DBIG_0, i); |
for (i = 0; i < tlb_dbig_size(); i++) |
tlb_invalidate_entry(TLB_DBIG_1, i); |
/** Invalidate all unlocked ITLB and DTLB entries. */ |
void tlb_invalidate_all(void) |
{ |
itlb_demap(TLB_DEMAP_ALL, 0, 0); |
dtlb_demap(TLB_DEMAP_ALL, 0, 0); |
} |
#endif |
} |
/** Invalidate all ITLB and DTLB entries that belong to specified ASID |
* (Context). |
* |
/branches/dd/kernel/arch/sparc64/src/dummy.s |
---|
42,5 → 42,5 |
.global cpu_halt |
cpu_halt: |
b cpu_halt |
ba %xcc, cpu_halt |
nop |
/branches/dd/kernel/arch/sparc64/src/drivers/kbd.c |
---|
54,100 → 54,140 |
#include <print.h> |
#include <sysinfo/sysinfo.h> |
kbd_type_t kbd_type = KBD_UNKNOWN; |
#ifdef CONFIG_SUN_KBD |
/** Initialize keyboard. |
* |
* Traverse OpenFirmware device tree in order to find necessary |
* info about the keyboard device. |
* |
* @param node Keyboard device node. |
*/ |
void kbd_init(ofw_tree_node_t *node) |
#ifdef CONFIG_Z8530 |
static bool kbd_z8530_init(ofw_tree_node_t *node) |
{ |
size_t offset; |
uintptr_t aligned_addr; |
ofw_tree_property_t *prop; |
const char *name; |
const char *name = ofw_tree_node_name(node); |
if (str_cmp(name, "zs") != 0) |
return false; |
/* |
* Read 'interrupts' property. |
*/ |
ofw_tree_property_t *prop = ofw_tree_getprop(node, "interrupts"); |
if ((!prop) || (!prop->value)) { |
printf("z8530: Unable to find interrupts property\n"); |
return false; |
} |
uint32_t interrupts = *((uint32_t *) prop->value); |
/* |
* Read 'reg' property. |
*/ |
prop = ofw_tree_getprop(node, "reg"); |
if ((!prop) || (!prop->value)) { |
printf("z8530: Unable to find reg property\n"); |
return false; |
} |
size_t size = ((ofw_fhc_reg_t *) prop->value)->size; |
uintptr_t pa; |
if (!ofw_fhc_apply_ranges(node->parent, |
((ofw_fhc_reg_t *) prop->value), &pa)) { |
printf("z8530: Failed to determine address\n"); |
return false; |
} |
inr_t inr; |
cir_t cir; |
void *cir_arg; |
if (!ofw_fhc_map_interrupt(node->parent, |
((ofw_fhc_reg_t *) prop->value), interrupts, &inr, &cir, |
&cir_arg)) { |
printf("z8530: Failed to determine interrupt\n"); |
return false; |
} |
#ifdef CONFIG_NS16550 |
ns16550_t *ns16550; |
#endif |
#ifdef CONFIG_Z8530 |
z8530_t *z8530; |
#endif |
/* |
* We need to pass aligned address to hw_map(). |
* However, the physical keyboard address can |
* be pretty much unaligned, depending on the |
* underlying controller. |
*/ |
uintptr_t aligned_addr = ALIGN_DOWN(pa, PAGE_SIZE); |
size_t offset = pa - aligned_addr; |
name = ofw_tree_node_name(node); |
z8530_t *z8530 = (z8530_t *) |
(hw_map(aligned_addr, offset + size) + offset); |
z8530_instance_t *z8530_instance = z8530_init(z8530, inr, cir, cir_arg); |
if (z8530_instance) { |
kbrd_instance_t *kbrd_instance = kbrd_init(); |
if (kbrd_instance) { |
indev_t *sink = stdin_wire(); |
indev_t *kbrd = kbrd_wire(kbrd_instance, sink); |
z8530_wire(z8530_instance, kbrd); |
} |
} |
/* |
* Determine keyboard serial controller type. |
* This is the necessary evil until the userspace drivers are |
* entirely self-sufficient. |
*/ |
if (str_cmp(name, "zs") == 0) |
kbd_type = KBD_Z8530; |
else if (str_cmp(name, "su") == 0) |
kbd_type = KBD_NS16550; |
sysinfo_set_item_val("kbd", NULL, true); |
sysinfo_set_item_val("kbd.inr", NULL, inr); |
sysinfo_set_item_val("kbd.address.kernel", NULL, |
(uintptr_t) z8530); |
sysinfo_set_item_val("kbd.address.physical", NULL, pa); |
sysinfo_set_item_val("kbd.type.z8530", NULL, true); |
if (kbd_type == KBD_UNKNOWN) { |
printf("Unknown keyboard device.\n"); |
return; |
} |
return true; |
} |
#endif /* CONFIG_Z8530 */ |
#ifdef CONFIG_NS16550 |
static bool kbd_ns16550_init(ofw_tree_node_t *node) |
{ |
const char *name = ofw_tree_node_name(node); |
if (str_cmp(name, "su") != 0) |
return false; |
/* |
* Read 'interrupts' property. |
*/ |
uint32_t interrupts; |
prop = ofw_tree_getprop(node, "interrupts"); |
if ((!prop) || (!prop->value)) |
panic("Cannot find 'interrupt' property."); |
interrupts = *((uint32_t *) prop->value); |
ofw_tree_property_t *prop = ofw_tree_getprop(node, "interrupts"); |
if ((!prop) || (!prop->value)) { |
printf("ns16550: Unable to find interrupts property\n"); |
return false; |
} |
uint32_t interrupts = *((uint32_t *) prop->value); |
/* |
* Read 'reg' property. |
*/ |
prop = ofw_tree_getprop(node, "reg"); |
if ((!prop) || (!prop->value)) |
panic("Cannot find 'reg' property."); |
if ((!prop) || (!prop->value)) { |
printf("ns16550: Unable to find reg property\n"); |
return false; |
} |
size_t size = ((ofw_ebus_reg_t *) prop->value)->size; |
uintptr_t pa; |
size_t size; |
if (!ofw_ebus_apply_ranges(node->parent, |
((ofw_ebus_reg_t *) prop->value), &pa)) { |
printf("ns16550: Failed to determine address\n"); |
return false; |
} |
inr_t inr; |
switch (kbd_type) { |
case KBD_Z8530: |
size = ((ofw_fhc_reg_t *) prop->value)->size; |
if (!ofw_fhc_apply_ranges(node->parent, |
((ofw_fhc_reg_t *) prop->value), &pa)) { |
printf("Failed to determine keyboard address.\n"); |
return; |
} |
if (!ofw_fhc_map_interrupt(node->parent, |
((ofw_fhc_reg_t *) prop->value), interrupts, &inr, &cir, |
&cir_arg)) { |
printf("Failed to determine keyboard interrupt.\n"); |
return; |
} |
break; |
case KBD_NS16550: |
size = ((ofw_ebus_reg_t *) prop->value)->size; |
if (!ofw_ebus_apply_ranges(node->parent, |
((ofw_ebus_reg_t *) prop->value), &pa)) { |
printf("Failed to determine keyboard address.\n"); |
return; |
} |
if (!ofw_ebus_map_interrupt(node->parent, |
((ofw_ebus_reg_t *) prop->value), interrupts, &inr, &cir, |
&cir_arg)) { |
printf("Failed to determine keyboard interrupt.\n"); |
return; |
}; |
break; |
default: |
panic("Unexpected keyboard type."); |
cir_t cir; |
void *cir_arg; |
if (!ofw_ebus_map_interrupt(node->parent, |
((ofw_ebus_reg_t *) prop->value), interrupts, &inr, &cir, |
&cir_arg)) { |
printf("ns16550: Failed to determine interrupt\n"); |
return false; |
} |
/* |
156,59 → 196,58 |
* be pretty much unaligned, depending on the |
* underlying controller. |
*/ |
aligned_addr = ALIGN_DOWN(pa, PAGE_SIZE); |
offset = pa - aligned_addr; |
uintptr_t aligned_addr = ALIGN_DOWN(pa, PAGE_SIZE); |
size_t offset = pa - aligned_addr; |
switch (kbd_type) { |
ns16550_t *ns16550 = (ns16550_t *) |
(hw_map(aligned_addr, offset + size) + offset); |
ns16550_instance_t *ns16550_instance = ns16550_init(ns16550, inr, cir, cir_arg); |
if (ns16550_instance) { |
kbrd_instance_t *kbrd_instance = kbrd_init(); |
if (kbrd_instance) { |
indev_t *sink = stdin_wire(); |
indev_t *kbrd = kbrd_wire(kbrd_instance, sink); |
ns16550_wire(ns16550_instance, kbrd); |
} |
} |
/* |
* This is the necessary evil until the userspace drivers are |
* entirely self-sufficient. |
*/ |
sysinfo_set_item_val("kbd", NULL, true); |
sysinfo_set_item_val("kbd.inr", NULL, inr); |
sysinfo_set_item_val("kbd.address.kernel", NULL, |
(uintptr_t) ns16550); |
sysinfo_set_item_val("kbd.address.physical", NULL, pa); |
sysinfo_set_item_val("kbd.type.ns16550", NULL, true); |
return true; |
} |
#endif /* CONFIG_NS16550 */ |
/** Initialize keyboard. |
* |
* Traverse OpenFirmware device tree in order to find necessary |
* info about the keyboard device. |
* |
* @param node Keyboard device node. |
* |
*/ |
void kbd_init(ofw_tree_node_t *node) |
{ |
#ifdef CONFIG_Z8530 |
case KBD_Z8530: |
z8530 = (z8530_t *) |
(hw_map(aligned_addr, offset + size) + offset); |
indev_t *kbrdin_z8530 = z8530_init(z8530, inr, cir, cir_arg); |
if (kbrdin_z8530) |
kbrd_init(kbrdin_z8530); |
/* |
* This is the necessary evil until the userspace drivers are |
* entirely self-sufficient. |
*/ |
sysinfo_set_item_val("kbd", NULL, true); |
sysinfo_set_item_val("kbd.type", NULL, KBD_Z8530); |
sysinfo_set_item_val("kbd.inr", NULL, inr); |
sysinfo_set_item_val("kbd.address.kernel", NULL, |
(uintptr_t) z8530); |
sysinfo_set_item_val("kbd.address.physical", NULL, pa); |
break; |
kbd_z8530_init(node); |
#endif |
#ifdef CONFIG_NS16550 |
case KBD_NS16550: |
ns16550 = (ns16550_t *) |
(hw_map(aligned_addr, offset + size) + offset); |
indev_t *kbrdin_ns16550 = ns16550_init(ns16550, inr, cir, cir_arg); |
if (kbrdin_ns16550) |
kbrd_init(kbrdin_ns16550); |
/* |
* This is the necessary evil until the userspace driver is |
* entirely self-sufficient. |
*/ |
sysinfo_set_item_val("kbd", NULL, true); |
sysinfo_set_item_val("kbd.type", NULL, KBD_NS16550); |
sysinfo_set_item_val("kbd.inr", NULL, inr); |
sysinfo_set_item_val("kbd.address.kernel", NULL, |
(uintptr_t) ns16550); |
sysinfo_set_item_val("kbd.address.physical", NULL, pa); |
break; |
kbd_ns16550_init(node); |
#endif |
default: |
printf("Kernel is not compiled with the necessary keyboard " |
"driver this machine requires.\n"); |
} |
} |
#endif |
#endif /* CONFIG_SUN_KBD */ |
/** @} |
*/ |
/branches/dd/kernel/arch/sparc64/src/drivers/sgcn.c |
---|
101,9 → 101,6 |
/** Returns a pointer to the console buffer header. */ |
#define SGCN_BUFFER_HEADER (SGCN_BUFFER(sgcn_buffer_header_t, 0)) |
/** defined in drivers/kbd.c */ |
extern kbd_type_t kbd_type; |
/** starting address of SRAM, will be set by the init_sram_begin function */ |
static uintptr_t sram_begin; |
137,12 → 134,6 |
.write = sgcn_putchar |
}; |
/** SGCN input device operations */ |
static indev_operations_t sgcnin_ops = { |
.poll = NULL |
}; |
static indev_t sgcnin; /**< SGCN input device. */ |
static outdev_t sgcnout; /**< SGCN output device. */ |
/** |
288,7 → 279,7 |
*/ |
void sgcn_grab(void) |
{ |
kbd_disabled = true; |
kbd_disabled = false; |
} |
/** |
304,7 → 295,7 |
* there are some unread characters in the input queue. If so, it picks them up |
* and sends them to the upper layers of HelenOS. |
*/ |
static void sgcn_poll() |
static void sgcn_poll(sgcn_instance_t *instance) |
{ |
uint32_t begin = SGCN_BUFFER_HEADER->in_begin; |
uint32_t end = SGCN_BUFFER_HEADER->in_end; |
322,13 → 313,12 |
volatile uint32_t *in_rdptr_ptr = &(SGCN_BUFFER_HEADER->in_rdptr); |
while (*in_rdptr_ptr != *in_wrptr_ptr) { |
buf_ptr = (volatile char *) |
SGCN_BUFFER(char, SGCN_BUFFER_HEADER->in_rdptr); |
char c = *buf_ptr; |
*in_rdptr_ptr = (((*in_rdptr_ptr) - begin + 1) % size) + begin; |
indev_push_character(&sgcnin, c); |
indev_push_character(instance->srlnin, c); |
} |
spinlock_unlock(&sgcn_input_lock); |
337,11 → 327,10 |
/** |
* Polling thread function. |
*/ |
static void kkbdpoll(void *arg) { |
static void ksgcnpoll(void *instance) { |
while (1) { |
if (!silent) { |
sgcn_poll(); |
} |
if (!silent) |
sgcn_poll(instance); |
thread_usleep(POLL_INTERVAL); |
} |
} |
349,23 → 338,36 |
/** |
* A public function which initializes input from the Serengeti console. |
*/ |
indev_t *sgcnin_init(void) |
sgcn_instance_t *sgcnin_init(void) |
{ |
sgcn_buffer_begin_init(); |
sgcn_instance_t *instance = |
malloc(sizeof(sgcn_instance_t), FRAME_ATOMIC); |
if (instance) { |
instance->srlnin = NULL; |
instance->thread = thread_create(ksgcnpoll, instance, TASK, 0, |
"ksgcnpoll", true); |
if (!instance->thread) { |
free(instance); |
return NULL; |
} |
} |
return instance; |
} |
kbd_type = KBD_SGCN; |
void sgcnin_wire(sgcn_instance_t *instance, indev_t *srlnin) |
{ |
ASSERT(instance); |
ASSERT(srlnin); |
instance->srlnin = srlnin; |
thread_ready(instance->thread); |
sysinfo_set_item_val("kbd", NULL, true); |
sysinfo_set_item_val("kbd.type", NULL, KBD_SGCN); |
thread_t *t = thread_create(kkbdpoll, NULL, TASK, 0, "kkbdpoll", true); |
if (!t) |
panic("Cannot create kkbdpoll."); |
thread_ready(t); |
indev_initialize("sgcnin", &sgcnin, &sgcnin_ops); |
return &sgcnin; |
} |
/** |
/branches/dd/kernel/arch/sparc64/src/start.S |
---|
294,7 → 294,7 |
/* Not reached. */ |
0: |
ba 0b |
ba %xcc, 0b |
nop |
352,7 → 352,7 |
#endif |
0: |
ba 0b |
ba %xcc, 0b |
nop |