qi-hardware/iris
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usb-booting alarm clock, with split gui

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This commit is contained in:
Bas Wijnen
2010-05-10 01:07:17 +02:00
parent a4b5d94200
commit 8c7cac36e6
24 changed files with 829 additions and 236 deletions
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16
boot-programs/bootinit.ccp
View File

@@ -58,6 +58,9 @@ void *operator new[] (unsigned size):
void *operator new (unsigned size):
return new char[size]
static unsigned *bss_mapping
static Iris::Page bss_page
// Get the initial block device and filesystem.
static Iris::Directory receive_devices ():
Iris::String data
@@ -65,7 +68,7 @@ static Iris::Directory receive_devices ():
bool have_data = false, have_fs = false
for unsigned i = 0; i < 2; ++i:
Iris::wait ()
if Iris::recv.data[0].l != Iris::Parent::PROVIDE_DEVICE:
if Iris::recv.data[0].l != Iris::Parent::PROVIDE_CAPABILITY:
Iris::panic (Iris::recv.data[0].l, "Invalid bootstrap request.")
switch Iris::recv.data[1].l:
case Iris::String::ID:
@@ -206,13 +209,14 @@ static void run (Iris::String data, Iris::Memory parent_memory, Iris::Cap parent
Iris::Page page = mem.mapping ((void *)p)
if Iris::recv.data[0].l == Iris::NO_ERROR:
// No error means there is a mapping.
page.share (bss_page, 0)
Iris::free_cap (page)
for unsigned a = p; a < ((p + PAGE_SIZE) & PAGE_MASK); a += 4:
if a >= shdr->sh_addr + shdr->sh_size:
break
if a < shdr->sh_addr:
continue
((unsigned *)&mapping[p - shdr->sh_addr])[(a & ~PAGE_MASK) >> 2] = 0
bss_mapping[(a & ~PAGE_MASK) >> 2] = 0
else:
Iris::free_cap (page)
page = mem.create_page ()
@@ -256,6 +260,10 @@ Iris::Num start ():
Iris::schedule ()
kdebug ("Starting bootinit\n")
init_alloc ()
bss_mapping = (unsigned *)alloc_space (1)
bss_page = Iris::my_memory.create_page ()
Iris::my_memory.map (bss_page, (unsigned)bss_mapping)
Iris::Memory top_memory = Iris::get_top_memory ()
Iris::Directory root = receive_devices ()
root.lock_ro ()
@@ -263,7 +271,7 @@ Iris::Num start ():
Iris::Cap parent_cap = Iris::my_receiver.create_capability (0)
run (run_string, top_memory, parent_cap)
Iris::wait ()
if Iris::recv.data[0].l != Iris::Parent::PROVIDE_DEVICE || Iris::recv.data[1].l != Iris::Elfrun::ID:
if Iris::recv.data[0].l != Iris::Parent::PROVIDE_CAPABILITY || Iris::recv.data[1].l != Iris::Elfrun::ID:
Iris::panic (0, "elfrun doesn't provide correct capability")
Iris::Cap reply = Iris::get_reply ()
Iris::Elfrun elfrun = Iris::get_arg ()
@@ -287,7 +295,7 @@ Iris::Num start ():
while true:
Iris::wait ()
switch Iris::recv.data[0].l:
case Iris::Parent::GET_DEVICE:
case Iris::Parent::GET_CAPABILITY:
switch Iris::recv.data[1].l:
case Iris::Directory::ID:
if have_root:

4
boot-programs/udc.ccp
View File

@@ -573,8 +573,8 @@ Iris::Num start ():
Iris::register_interrupt (IRQ_UDC)
Iris::Filesystem fs = Iris::my_receiver.create_capability (FS)
Iris::String data = Iris::my_receiver.create_capability (DATA)
Iris::my_parent.provide_device <Iris::Filesystem> (fs.copy ())
Iris::my_parent.provide_device <Iris::String> (data.copy ())
Iris::my_parent.provide_capability <Iris::Filesystem> (fs.copy ())
Iris::my_parent.provide_capability <Iris::String> (data.copy ())
Iris::free_cap (fs)
Iris::free_cap (data)
unsigned state = 0